diff --git a/.travis.yml b/.travis.yml
index cc0b8b91..be9d282b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,16 +1,46 @@
 language: python
 sudo: false
-
 env:
-  - LUA="lua=5.2"
-
+  matrix:
+    - LUA="lua=5.2"
+branches:
+  only:
+    - master
+    - develop
 before_install:
   - pip install hererocks
-  - hererocks lua_install -r^ --$LUA
-  - export PATH=$PATH:$PWD/lua_install/bin
-
+  - hererocks ~/build/lua_install -r^ --$LUA
+  - export PATH=$PATH:~/build/lua_install/bin
 install:
   - luarocks install luacheck
-
 script:
-  - luacheck . --exclude-files lua_install
+  - "if [[ $TRAVIS_EVENT_TYPE != 'cron' ]]; then luacheck .; fi"
+before_deploy:
+  - git config --local user.name "$github_user_name"
+  - git config --local user.email "$github_user_email"
+  - DATE_FORMATTED=$(date +'%Y-%m-%d')
+  - export DATE_FORMATTED
+  - COMMIT_SHA=$(git log --format=%h -1)
+  - export COMMIT_SHA
+  - TRAVIS_TAG="nightly/"$DATE_FORMATTED-$COMMIT_SHA
+  - export TRAVIS_TAG
+  - git tag "$TRAVIS_TAG"
+  - RELEASE_NAME='Nightly release - '"$DATE_FORMATTED"' - '"$COMMIT_SHA"
+  - export RELEASE_NAME
+  - ./.travis/release_builder.sh
+deploy:
+  on:
+    condition: $TRAVIS_EVENT_TYPE = cron
+    repo: Refactorio/RedMew
+    branch: develop
+  provider: releases
+  api_key:
+    secure: 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
+  file:
+    - RedMew.zip
+    #- Diggy.zip
+    #- Crashsite.zip
+  skip_cleanup: true
+  #prerelease: true
+  draft: true #after the testing phase, this will be deleted and we will issue prereleases
+  name: "$RELEASE_NAME"
diff --git a/.travis/release_builder.sh b/.travis/release_builder.sh
new file mode 100755
index 00000000..7055330c
--- /dev/null
+++ b/.travis/release_builder.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+#Copy the repo, clean it, and write the version for the release
+cd ~/build || exit
+echo "Changing dir to :"
+pwd
+echo "Copying RedMew folder to work on"
+cp -rf Refactorio/RedMew working_copy
+echo "Removing git files"
+rm -rf working_copy/.??*
+echo "Writing the version file"
+echo 'return '"$DATE_FORMATTED"'-'"$COMMIT_SHA" > working_copy/resources/version.lua
+echo "Contents of the version file:"
+cat working_copy/resources/version.lua
+
+#Create zips for each of the major maps/scenarios
+function process_map (){
+    echo '-----'"$1"'-----'
+    mv "$3" "$1"
+    echo 'return '"'$2'" > "$1"'/map_selection.lua'
+    echo "Contents of map_selection:"
+    cat "$1"'/map_selection.lua'
+    echo "Creating zip..."
+    zip -r9q "$1"'.zip' "$1"
+    #if [ "$4" != true ]; then #Base RedMew can't be deflated
+        #echo "Deflating the zip..."
+        #Having the deflater here would be dope.
+    #fi
+    echo "Stats on the zip:"
+    ls -al "$1"'.zip'
+    cp "$1"'.zip' "$HOME/build/Refactorio/RedMew/""$1"'.zip'
+    PREVIOUS_NAME=$1
+    export PREVIOUS_NAME
+    return 0
+}
+
+#Each map after the default redmew release repeats the pattern of $1=The regular name of the map (proper casing), $2=The name of the map file (lower case), $3 "$PREVIOUS_NAME"
+process_map "RedMew" "default" "working_copy" true
+#process_map "Diggy" "diggy" "$PREVIOUS_NAME"
+#process_map "Crashsite" "crashsite" "$PREVIOUS_NAME"
diff --git a/README.md b/README.md
index 581ff32c..5f4d4d8c 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ To join a RedMew Factorio server, follow the following steps in Factorio:
  - Next select "Browse public games" (this requires a factorio account and may prompt you to log in)
  - In the list of "Browse games" you can filter for "RedMew" and you will see all RedMew hosted maps
 
-> _Note_: Not every server in this list will be official. If you're in doubt, join Discord and ask.
+> _Note_: Not every server in this list will be official. If you're in doubt, join our Discord and ask.
 
 ## Documentation
 Looking for a way to play a RedMew scenario yourself? [Check out our wiki!](https://github.com/Refactorio/RedMew/wiki).
diff --git a/config.lua b/config.lua
index d1c15732..995f629e 100644
--- a/config.lua
+++ b/config.lua
@@ -196,6 +196,10 @@ global.config = {
         -- rewards players for looking through the info tabs
         info_player_reward = true
     },
+    -- makes manual stuff cumbersome
+    lazy_bastard = {
+        enabled = false,
+    },
     -- automatically marks miners for deconstruction when they are depleted (currently compatible with hard mods that add miners)
     autodeconstruct = {
         enabled = true
diff --git a/control.lua b/control.lua
index e62e551a..89614cb1 100644
--- a/control.lua
+++ b/control.lua
@@ -63,6 +63,9 @@ end
 if config.hail_hydra.enabled then
     require 'features.hail_hydra'
 end
+if config.lazy_bastard.enabled then
+    require 'features.lazy_bastard'
+end
 if config.redmew_qol.enabled then
     require 'features.redmew_qol'
 end
diff --git a/features/gui/toast.lua b/features/gui/toast.lua
new file mode 100644
index 00000000..c8cde3d0
--- /dev/null
+++ b/features/gui/toast.lua
@@ -0,0 +1,198 @@
+local Event = require 'utils.event'
+local Game = require 'utils.game'
+local Global = require 'utils.global'
+local Gui = require 'utils.gui'
+local Color = require 'resources.color_presets'
+
+local type = type
+local tonumber = tonumber
+local pairs = pairs
+local size = table.size
+
+local Public = {}
+
+local memory = {
+    id = 0,
+    active_toasts = {},
+}
+
+Global.register(memory, function (tbl) memory = tbl end, 'toast')
+
+---Creates a unique ID for a toast message
+local function autoincrement()
+    local id = memory.id + 1
+    memory.id = id
+    return id
+end
+
+---Toast to a specific player
+---@param p number|string|LuaPlayer player index or object
+---@param duration number in seconds
+local function toast_to(p, duration)
+    local player
+
+    if type(p) == 'string' then
+        player = Game.get_player_by_index(tonumber(p))
+    elseif type(p) == 'number' then
+        player = Game.get_player_by_index(p)
+    else
+        player = p
+    end
+
+    if not player or not player.valid then
+        return nil
+    end
+
+    local frame = player.gui.left.add({type = 'frame', direction = 'vertical', style = 'captionless_frame'})
+    frame.style.width = 300
+
+    local container = frame.add({type = 'flow', direction = 'horizontal'})
+    container.style.horizontally_stretchable = true
+
+    local progressbar = frame.add({type = 'progressbar'})
+    local style = progressbar.style
+    style.width = 290
+    style.height = 3
+    style.color = Color.grey
+    progressbar.value = 1 -- it starts full
+
+    local id = autoincrement()
+    local tick = game.tick
+    if not duration then
+        duration = 15
+    end
+
+    Gui.set_data(frame, {
+        is_toast = true,
+        toast_id = id,
+        progressbar = progressbar,
+        start_tick = tick,
+        end_tick = tick + duration * 60
+    })
+    memory.active_toasts[id] = player.name
+
+    return container
+end
+
+---Attempts to get a toast based on the element, will traverse through parents to find it.
+---@param element LuaGuiElement
+local function get_toast(element)
+    if not element or not element.valid then
+        return nil
+    end
+
+    local data = Gui.get_data(element)
+
+    if data and type(data) == 'table' and not data.__self and data.is_toast then
+        return element, data
+    end
+
+    -- no data, have to check the parent
+    return get_toast(element.parent)
+end
+
+Event.add(defines.events.on_gui_click, function (event)
+    local element, data = get_toast(event.element)
+    if not element or not data then
+        return
+    end
+
+    Gui.destroy(element)
+    memory.active_toasts[data.toast_id] = nil
+end)
+
+Event.on_nth_tick(2, function (event)
+    local active_toasts = memory.active_toasts
+    if size(active_toasts) == 0 then
+        return
+    end
+
+    local tick = event.tick
+    local players = game.players
+
+    for _, player_name in pairs(active_toasts) do
+        local player = players[player_name]
+        if player and player.valid then
+            for _, element in pairs(player.gui.left.children) do
+                local toast, data = get_toast(element)
+                if toast and data then
+                    local end_tick = data.end_tick
+
+                    if tick > end_tick then
+                        Gui.destroy(element)
+                        active_toasts[data.toast_id] = nil
+                    else
+                        local limit = end_tick - data.start_tick
+                        local current = end_tick - tick
+                        data.progressbar.value = current / limit
+                    end
+                end
+            end
+        end
+    end
+end)
+
+---Toast a specific player, template is a callable that receives a LuaGuiElement
+---to add contents to and a player as second argument.
+---@param player LuaPlayer|number
+---@param duration table
+---@param template function
+function Public.toast_player_template(player, duration, template)
+    local container = toast_to(player, duration)
+    if container then
+        template(container, player)
+    end
+end
+
+---Toast all players of the given force, template is a callable that receives a LuaGuiElement
+---to add contents to and a player as second argument.
+---@param force LuaForce
+---@param duration number
+---@param template function
+function Public.toast_force_template(force, duration, template)
+    for _, player in pairs(force.connected_players) do
+        template(toast_to(player, duration), player)
+    end
+end
+
+---Toast all players, template is a callable that receives a LuaGuiElement
+---to add contents to and a player as second argument.
+---@param duration number
+---@param template function
+function Public.toast_all_players_template(duration, template)
+    for _, player in pairs(game.connected_players) do
+        template(toast_to(player, duration), player)
+    end
+end
+
+---Toast a message to a specific player
+---@param player LuaPlayer|number
+---@param duration number
+---@param message string
+function Public.toast_player(player, duration, message)
+    Public.toast_player_template(player, duration, function (container)
+        local label = container.add({type = 'label', caption = message})
+        label.style.single_line = false
+    end)
+end
+
+---Toast a message to all players of a given force
+---@param force LuaForce
+---@param duration number
+---@param message string
+function Public.toast_force(force, duration, message)
+    for _, player in pairs(force.connected_players) do
+        Public.toast_player(player, duration, message)
+    end
+end
+
+---Toast a message to all players
+---@param duration number
+---@param message string
+function Public.toast_all_players(duration, message)
+    for _, player in pairs(game.connected_players) do
+        Public.toast_player(player, duration, message)
+    end
+end
+
+return Public
diff --git a/features/lazy_bastard.lua b/features/lazy_bastard.lua
new file mode 100644
index 00000000..f913aa0f
--- /dev/null
+++ b/features/lazy_bastard.lua
@@ -0,0 +1,157 @@
+local Event = require 'utils.event'
+local Game = require 'utils.game'
+local Command = require 'utils.command'
+local Task = require 'utils.task'
+local Token = require 'utils.token'
+local Retailer = require 'features.retailer'
+local round = math.round
+local insert = table.insert
+local remove = table.remove
+
+local clean_energy_interface = Token.register(function (params)
+    local entity = params.entity
+    if not entity or not entity.valid then
+        -- already removed o.O
+        return
+    end
+
+    entity.destroy()
+end)
+
+if global.config.market.enabled then
+    local new_items = {
+        {
+            name = 'welcome-package',
+            name_label = 'Lazy bastard welcome package',
+            type = Retailer.item_types.item_package,
+            description = 'Contains some goodies to get started',
+            sprite = 'achievement/lazy-bastard',
+            stack_limit = 1,
+            player_limit = 1,
+            price = 0,
+            items = {
+                {name = 'solar-panel', count = 1},
+                {name = 'roboport', count = 1},
+                {name = 'coin', count = 30},
+                {name = 'small-electric-pole', count = 5},
+                {name = 'construction-robot', count = 2},
+            },
+        },
+        {price = 5, name = 'construction-robot'},
+        {price = 15, name = 'logistic-robot'},
+        {price = 50, name = 'roboport'},
+        {price = 5, name = 'logistic-chest-passive-provider'},
+        {price = 5, name = 'logistic-chest-active-provider'},
+        {price = 5, name = 'logistic-chest-buffer'},
+        {price = 5, name = 'logistic-chest-requester'},
+        {price = 5, name = 'logistic-chest-storage'},
+
+    }
+    local market_items = require 'resources.market_items'
+
+    for i = #market_items, 1, -1 do
+        local name = market_items[i].name
+        -- cleanup items we don't need, construction bot has to be replaced for convenience
+        if name == 'temporary-mining-speed-bonus' or name == 'construction-robot' or name == 'steel-axe' then
+            remove(market_items, i)
+        end
+    end
+
+    for i = 1, #new_items do
+        insert(market_items, i, new_items[i])
+    end
+end
+
+-- disable pickaxes from the start
+Event.on_init(function ()
+    local recipes = game.forces.player.recipes
+    recipes['iron-axe'].enabled = false
+    recipes['steel-axe'].enabled = false
+end)
+
+-- ensure the recipes are disabled all the time
+Event.add(defines.events.on_research_finished, function (event)
+    local recipes = event.research.force.recipes
+    recipes['iron-axe'].enabled = false
+    recipes['steel-axe'].enabled = false
+end)
+
+-- players cannot build anything, just place ghosts
+Event.add(defines.events.on_built_entity, function(event)
+    local entity = event.created_entity
+    if not entity or not entity.valid then
+        return
+    end
+
+    local name = entity.name
+
+    if name == 'entity-ghost' then
+        return
+    end
+
+    -- replace the entity by a ghost
+    local direction = entity.direction
+    local position = entity.position
+    local surface = entity.surface
+    local force = entity.force
+
+    -- not every item has a ghost, this is the easiest way to prevent errors and stop replacement
+    pcall(function()
+        surface.create_entity({
+            name = 'entity-ghost',
+            inner_name = name,
+            direction = direction,
+            position = position,
+            force = force,
+        });
+        entity.destroy()
+
+        -- attempt to give the item back to the player
+        local player = Game.get_player_by_index(event.player_index)
+        if not player or not player.valid then
+            return
+        end
+
+        player.insert(event.stack)
+    end)
+end)
+
+Command.add('lazy-bastard-bootstrap', {
+    description = 'Puts down the minimum requirements to get started',
+    admin_only = true,
+}, function(_, player)
+    local surface = player.surface
+    local force = player.force
+
+    local pos = player.position
+    pos.y = round(pos.y - 4)
+    pos.x = round(pos.x)
+
+    local bot_count = 3
+    local create_entity = surface.create_entity
+    local templates = {
+        {name = 'medium-electric-pole', force = force, position = {x = pos.x - 2, y = pos.y - 1}},
+        {name = 'roboport', force = force, position = {x = pos.x, y = pos.y}},
+        {name = 'logistic-chest-storage', force = force, position = {x = pos.x + 1, y = pos.y + 1}},
+        {name = 'logistic-chest-storage', force = force, position = {x = pos.x - 2, y = pos.y + 1}},
+    }
+
+    for i = 1, #templates do
+        local entity = create_entity(templates[i])
+        entity.minable = false
+        entity.destructible = false
+    end
+
+    for _ = 1, bot_count do
+        create_entity({name = 'construction-robot', force = force, position = pos})
+    end
+
+    local power_source = create_entity({name = 'hidden-electric-energy-interface', position = pos})
+    power_source.electric_buffer_size = 30000
+    power_source.power_production = 30000
+    power_source.destructible = false
+    power_source.minable = false
+
+    -- in 7 minutes, remove the power source
+    Task.set_timeout(420, clean_energy_interface, {entity = power_source})
+end)
diff --git a/features/market.lua b/features/market.lua
index f15407b5..2244e8d8 100644
--- a/features/market.lua
+++ b/features/market.lua
@@ -10,8 +10,8 @@ local market_items = require 'resources.market_items'
 local fish_market_bonus_message = require 'resources.fish_messages'
 
 -- localized functions
-
 local pairs = pairs
+local round = math.round
 local random = math.random
 local format = string.format
 local currency = global.config.market.currency
@@ -38,7 +38,8 @@ local function spawn_market(_, player)
     local force = player.force
 
     local pos = player.position
-    pos.y = pos.y - 4
+    pos.y = round(pos.y - 4)
+    pos.x = round(pos.x)
 
     local market = surface.create_entity({name = 'market', position = pos})
     market.destructible = false
@@ -46,8 +47,10 @@ local function spawn_market(_, player)
 
     Retailer.add_market('fish_market', market)
 
-    for _, prototype in pairs(market_items) do
-        Retailer.set_item('fish_market', prototype)
+    if table.size(Retailer.get_items('fish_market')) == 0 then
+        for _, prototype in pairs(market_items) do
+            Retailer.set_item('fish_market', prototype)
+        end
     end
 
     force.add_chart_tag(surface, {icon = {type = 'item', name = currency}, position = pos, text = 'Market'})
diff --git a/features/performance.lua b/features/performance.lua
index 9b91fb0f..ded2af51 100644
--- a/features/performance.lua
+++ b/features/performance.lua
@@ -4,56 +4,71 @@ local format = string.format
 local Performance = {}
 
 ---Sets the scale of performance.
----1 means the game runs at normal game speed with full particles and normal walking speed
----0.5 means the game runs at half speed, running speed is doubled and particles are halved
----@param scale number
-function Performance.set_scale(scale)
+---1 means the game runs at normal game speed with normal walking speed
+---0.5 means the game runs at half speed, running speed is doubled
+---@param scale <number>
+function Performance.set_time_scale(scale)
     if scale < 0.05 or scale > 1 then
         error(format('Scale must range from 0.05 to 1'))
     end
 
     game.speed = scale
-    local movement_speed_scale = Performance.get_running_speed_modifier() - 1
+
+    local stat_mod = Performance.get_player_stat_modifier()
     for _, force in pairs(game.forces) do
-        force.character_running_speed_modifier = movement_speed_scale
+        force.character_running_speed_modifier = stat_mod - 1
+        force.manual_mining_speed_modifier = stat_mod - 1
+        force.manual_crafting_speed_modifier = stat_mod - 1
     end
 end
 
----Returns the current scale
-function Performance.get_scale()
+---Returns the current game time scale
+function Performance.get_time_scale()
     return game.speed
 end
 
----Returns the running speed modifier
-function Performance.get_running_speed_modifier()
+---Returns the stat modifier for stats affecting the players
+function Performance.get_player_stat_modifier()
     return 1 / game.speed
 end
 
-Command.add('set-performance-scale', {
-    description = 'Sets the performance scale between 0.05 and 1. Will alter the game speed and character running speed per force.',
-    arguments = {'scale'},
-    admin_only = true,
-    allowed_by_server = true,
-}, function (arguments, player)
-    local scale = tonumber(arguments.scale)
-    if scale == nil or scale < 0.05 or scale > 1 then
-        player.print('Scale must be a valid number ranging from 0.05 to 1')
-        return
+Command.add(
+    'performance-scale-set',
+    {
+        description = 'Sets the performance scale between 0.05 and 1. Will alter the game speed, manual mining speed, manual crafting speed and character running speed per force.',
+        arguments = {'scale'},
+        admin_only = true,
+        allowed_by_server = true
+    },
+    function(arguments, player)
+        local scale = tonumber(arguments.scale)
+        if scale == nil or scale < 0.05 or scale > 1 then
+            player.print('Scale must be a valid number ranging from 0.05 to 1')
+            return
+        end
+
+        Performance.set_time_scale(scale)
+        local p = game.print
+        local stat_mod = Performance.get_player_stat_modifier()
+        p('## - Game speed changed to compensate for UPS drops and players trying to catch up.')
+        p(format('## - Game speed: %.2f', Performance.get_time_scale()))
+        p(format('## - Running speed: %.2f', stat_mod))
+        p(format('## - Manual mining speed: %.2f', stat_mod))
+        p(format('## - Manual crafting speed: %.2f', stat_mod))
     end
+)
 
-    Performance.set_scale(scale)
-    local p = game.print
-    p('## - Changed the game speed and running speed.')
-    p(format('## - Game speed: %.2f', Performance.get_scale()))
-    p(format('## - Force running speed: %.2f', Performance.get_running_speed_modifier()))
-end)
-
-Command.add('get-performance-scale', {
-    description = 'Shows the current performance scale.',
-}, function (_, player)
-    local p = player.print
-    p(format('Game speed: %.2f', Performance.get_scale()))
-    p(format('Running speed: %.2f', Performance.get_running_speed_modifier()))
-end)
+Command.add(
+    'performance-scale-get',
+    {
+        description = 'Shows the current performance scale.'
+    },
+    function(_, player)
+        local p = player.print
+        local stat_mod = Performance.get_player_stat_modifier()
+        p(format('Game speed: %.2f', Performance.get_time_scale()))
+        p(format('Running speed: %.2f -- mining speed: %.2f -- crafting speed: %.2f', stat_mod, stat_mod, stat_mod))
+    end
+)
 
 return Performance
diff --git a/features/redmew_commands.lua b/features/redmew_commands.lua
index ec6fbd7f..eeecc025 100644
--- a/features/redmew_commands.lua
+++ b/features/redmew_commands.lua
@@ -4,6 +4,7 @@ local Game = require 'utils.game'
 local Server = require 'features.server'
 local Timestamp = require 'utils.timestamp'
 local Command = require 'utils.command'
+local redmew_version = require 'resources.version'
 
 local format = string.format
 local ceil = math.ceil
@@ -208,6 +209,10 @@ local function list_seeds()
     Game.player_print(seeds)
 end
 
+local function print_version()
+    Game.player_print(redmew_version)
+end
+
 -- Command registrations
 
 Command.add(
@@ -285,6 +290,15 @@ Command.add(
     list_seeds
 )
 
+Command.add(
+    'redmew-version',
+    {
+        description = 'Prints the version of the RedMew scenario',
+        allowed_by_server = true,
+    },
+    print_version
+)
+
 -- Commands with no functions, only calls to other modules
 
 Command.add(
diff --git a/features/retailer.lua b/features/retailer.lua
index 14f9d2b4..44e6bf73 100644
--- a/features/retailer.lua
+++ b/features/retailer.lua
@@ -77,6 +77,12 @@ Retailer.events = {
     on_market_purchase = script.generate_event_name(),
 }
 
+Retailer.item_types = {
+    --- expects an array of item prototypes that can be inserted directly via
+    --- player.insert() called 'items' in the item prototype.
+    item_package = 'item_package',
+}
+
 local market_gui_close_distance_squared = 6 * 6 + 6 * 6
 local do_update_market_gui -- token
 
@@ -91,6 +97,7 @@ local memory = {
     group_label = {},
     players_in_market_view = {},
     market_gui_refresh_scheduled = {},
+    limited_items = {},
 }
 
 Global.register(memory, function (tbl)
@@ -130,9 +137,9 @@ function Retailer.get_market_group_label(group_name)
 end
 
 ---Returns all item for the group_name retailer.
----@param group_name string
-function Retailer.get_items(group_name)
-    return memory.items[group_name] or {}
+---@param market_group string
+function Retailer.get_items(market_group)
+    return memory.items[market_group] or {}
 end
 
 ---Removes an item from the markets for the group_name retailer.
@@ -148,6 +155,76 @@ function Retailer.remove_item(group_name, item_name)
     schedule_market_gui_refresh(group_name)
 end
 
+---Returns the remaining market group item limit or -1 if there is none for a given player.
+---@param market_group string
+---@param item_name string
+---@param player_index number
+function Retailer.get_player_item_limit(market_group, item_name, player_index)
+    local item = Retailer.get_items(market_group)[item_name]
+
+    if not item then
+        Debug.print({message = 'Item not registered in the Retailer', data = {
+            market_group = market_group,
+            item_name = item_name,
+        }})
+        return -1
+    end
+
+    return memory.limited_items[market_group][item_name][player_index] or item.player_limit
+end
+
+---Returns the configured market group item limit or -1 if there is none.
+---@param market_group string
+---@param item_name string
+function Retailer.get_item_limit(market_group, item_name)
+    local item = Retailer.get_items(market_group)[item_name]
+
+    if not item then
+        Debug.print({message = 'Item not registered in the Retailer', data = {
+            market_group = market_group,
+            item_name = item_name,
+        }})
+        return -1
+    end
+
+    return item.player_limit
+end
+
+---sets the configured market group item limit for a given player
+---@param market_group string
+---@param item_name string
+---@param player_index number
+---@param new_limit number
+function Retailer.set_player_item_limit(market_group, item_name, player_index, new_limit)
+    if new_limit < 0 then
+        Debug.print({message = 'Cannot set a negative item limit', data = {
+            market_group = market_group,
+            item_name = item_name,
+            new_limit = new_limit,
+        }})
+        return
+    end
+    local item = Retailer.get_items(market_group)[item_name]
+
+    if not item then
+        Debug.print({message = 'Item not registered in the Retailer', data = {
+            market_group = market_group,
+            item_name = item_name,
+        }})
+        return -1
+    end
+
+    if new_limit > item.player_limit then
+        Debug.print({message = 'Cannot set an item limit higher than the item prototype defined', data = {
+            market_group = market_group,
+            item_name = item_name,
+            new_limit = new_limit,
+        }})
+        new_limit = item.player_limit
+    end
+    memory.limited_items[market_group][item_name][player_index] = new_limit
+end
+
 local function redraw_market_items(data)
     local grid = data.grid
 
@@ -155,23 +232,50 @@ local function redraw_market_items(data)
 
     local count = data.count
     local market_items = data.market_items
-    local player_coins = data.player_coins
+    local player_index = data.player_index
+    local player_coins = Game.get_player_by_index(player_index).get_item_count('coin')
 
     if size(market_items) == 0 then
         grid.add({type = 'label', caption = 'No items available at this time'})
         return
     end
 
+    local limited_items = memory.limited_items[data.market_group]
+
     for i, item in pairs(market_items) do
-        local stack_limit = item.stack_limit
-        local stack_count = stack_limit ~= -1 and stack_limit < count and item.stack_limit or count
+        local has_stack_limit = item.stack_limit ~= -1
+        local stack_limit = has_stack_limit and item.stack_limit or count
+        local stack_count = has_stack_limit and stack_limit < count and item.stack_limit or count
+        local player_limit = item.player_limit
+        local has_player_limit = player_limit ~= -1
+
+        if has_player_limit then
+            local item_name = item.name
+            player_limit = limited_items[item_name][player_index]
+
+            if player_limit == nil then
+                -- no limit set yet
+                player_limit = item.player_limit
+                limited_items[item_name][player_index] = item.player_limit
+            end
+
+            if player_limit < stack_count then
+                -- ensure the stack count is never higher than the item limit for the player
+                stack_count = player_limit
+            end
+        end
+
+        local player_bought_max_total = has_player_limit and stack_count == 0
         local price = item.price
-        local tooltip = {'', item.name_label, format('\nprice: %.2f', price)}
+        local tooltip = {'', item.name_label}
         local description = item.description
         local total_price = ceil(price * stack_count)
         local disabled = item.disabled == true
         local message
-        if total_price == 1 then
+
+        if total_price == 0 then
+            message = 'FREE!'
+        elseif total_price == 1 then
             message = '1 coin'
         else
             message = total_price .. ' coins'
@@ -180,6 +284,10 @@ local function redraw_market_items(data)
         local missing_coins = total_price - player_coins
         local is_missing_coins = missing_coins > 0
 
+        if price ~= 0 then
+            insert(tooltip, format('\nprice: %.2f', price))
+        end
+
         if description then
             insert(tooltip, '\n')
             insert(tooltip, item.description)
@@ -191,6 +299,10 @@ local function redraw_market_items(data)
             insert(tooltip, '\n\n' .. format('Missing %d coins to buy %d', missing_coins, stack_count))
         end
 
+        if has_player_limit then
+            insert(tooltip, '\n\n' .. format('You have bought this item %d out of %d times', item.player_limit - player_limit, item.player_limit))
+        end
+
         local button = grid.add({type = 'flow'}).add({
             type = 'sprite-button',
             name = item_button_name,
@@ -209,7 +321,7 @@ local function redraw_market_items(data)
         label_style.font = 'default-bold'
         label_style.vertical_align = 'center'
 
-        if disabled then
+        if disabled or player_bought_max_total then
             label_style.font_color = Color.dark_grey
             button.enabled = false
         elseif is_missing_coins then
@@ -248,8 +360,8 @@ local function draw_market_frame(player, group_name)
         grid = grid,
         count = 1,
         market_items = market_items,
-        player_coins = player_coins,
         market_group = group_name,
+        player_index = player.index,
     }
 
     local coin_label = frame.add({type = 'label'})
@@ -432,6 +544,12 @@ Gui.on_click(item_button_name, function (event)
         return
     end
 
+    local market_group = data.market_group
+    if item.player_limit ~= -1 then
+        local limited_item = memory.limited_items[market_group][name]
+        limited_item[player.index] = limited_item[player.index] - stack_count
+    end
+
     if item.type == 'item' then
         local inserted = player.insert({name = name, count = stack_count})
         if inserted < stack_count then
@@ -443,10 +561,10 @@ Gui.on_click(item_button_name, function (event)
         end
     end
 
-    player.remove_item({name = 'coin', count = cost})
-    local player_coins = data.player_coins - cost
-    data.player_coins = player_coins
-    do_coin_label(player_coins, data.coin_label)
+    if cost > 0 then
+        player.remove_item({name = 'coin', count = cost})
+    end
+
     redraw_market_items(data)
     PlayerStats.change_coin_spent(player.index, cost)
 
@@ -454,8 +572,10 @@ Gui.on_click(item_button_name, function (event)
         item = item,
         count = stack_count,
         player = player,
-        group_name = data.market_group
+        group_name = market_group,
     })
+
+    do_coin_label(coin_count - cost, data.coin_label)
 end)
 
 ---Add a market to the group_name retailer.
@@ -472,6 +592,9 @@ function Retailer.set_item(group_name, prototype)
     if not memory.items[group_name] then
         memory.items[group_name] = {}
     end
+    if not memory.limited_items[group_name] then
+        memory.limited_items[group_name] = {}
+    end
 
     local item_name = prototype.name
     local name_label = prototype.name_label
@@ -489,7 +612,12 @@ function Retailer.set_item(group_name, prototype)
         prototype.stack_limit = -1
     end
 
+    if not prototype.player_limit then
+        prototype.player_limit = -1
+    end
+
     memory.items[group_name][item_name] = prototype
+    memory.limited_items[group_name][item_name] = {}
 
     schedule_market_gui_refresh(group_name)
 end
@@ -579,4 +707,17 @@ Event.on_nth_tick(37, function()
     end
 end)
 
+Event.add(Retailer.events.on_market_purchase, function (event)
+    local package = event.item
+    if package.type ~= Retailer.item_types.item_package then
+        return
+    end
+
+    local player_insert = event.player.insert
+    for _, item in pairs(package.items) do
+        item.count = item.count * event.count
+        player_insert(item)
+    end
+end)
+
 return Retailer
diff --git a/map_gen/Diggy/Feature/DiggyCaveCollapse.lua b/map_gen/Diggy/Feature/DiggyCaveCollapse.lua
index 361f5fdc..e9f85e75 100644
--- a/map_gen/Diggy/Feature/DiggyCaveCollapse.lua
+++ b/map_gen/Diggy/Feature/DiggyCaveCollapse.lua
@@ -63,20 +63,23 @@ local stress_map_storage = {}
 local new_tile_map = {}
 local collapse_positions_storage = {}
 
-Global.register({
-    new_tile_map = new_tile_map,
-    stress_map_storage = stress_map_storage,
-    deconstruction_alert_message_shown = show_deconstruction_alert_message,
-    collapse_positions_storage = collapse_positions_storage,
-}, function(tbl)
-    new_tile_map = tbl.new_tile_map
-    stress_map_storage = tbl.stress_map_storage
-    show_deconstruction_alert_message = tbl.deconstruction_alert_message_shown
-    collapse_positions_storage = tbl.collapse_positions_storage
-end)
+Global.register(
+    {
+        new_tile_map = new_tile_map,
+        stress_map_storage = stress_map_storage,
+        deconstruction_alert_message_shown = show_deconstruction_alert_message,
+        collapse_positions_storage = collapse_positions_storage
+    },
+    function(tbl)
+        new_tile_map = tbl.new_tile_map
+        stress_map_storage = tbl.stress_map_storage
+        show_deconstruction_alert_message = tbl.deconstruction_alert_message_shown
+        collapse_positions_storage = tbl.collapse_positions_storage
+    end
+)
 
 local defaultValue = 0
-local collapse_alert = {type='item', name='stone'}
+local collapse_alert = {type = 'item', name = 'stone'}
 
 DiggyCaveCollapse.events = {
     --[[--
@@ -86,7 +89,6 @@ DiggyCaveCollapse.events = {
          - player_index Number (index of player that caused the collapse)
     ]]
     on_collapse_triggered = script.generate_event_name(),
-
     --[[--
         After a collapse
          - position LuaPosition
@@ -107,14 +109,16 @@ local function create_collapse_template(positions, surface)
         local do_insert = true
 
         for _, entity in pairs(find_entities_filtered({area = {position, {x + 1, y + 1}}})) do
-            pcall(function()
-                local strength = support_beam_entities[entity.name]
-                if strength then
-                    do_insert = false
-                else
-                    entity.die()
+            pcall(
+                function()
+                    local strength = support_beam_entities[entity.name]
+                    if strength then
+                        do_insert = false
+                    else
+                        entity.die()
+                    end
                 end
-            end)
+            )
         end
 
         if do_insert then
@@ -140,12 +144,23 @@ local function collapse(args)
     local positions = {}
     local count = 0
     local strength = config.collapse_threshold_total_strength
-    mask_disc_blur(position.x, position.y, strength, function(x, y, value)
-        stress_map_check_stress_in_threshold(surface, x, y, value, function(_, c_x, c_y)
-            count = count + 1
-            positions[count] = {x = c_x, y = c_y}
-        end)
-    end)
+    mask_disc_blur(
+        position.x,
+        position.y,
+        strength,
+        function(x, y, value)
+            stress_map_check_stress_in_threshold(
+                surface,
+                x,
+                y,
+                value,
+                function(_, c_x, c_y)
+                    count = count + 1
+                    positions[count] = {x = c_x, y = c_y}
+                end
+            )
+        end
+    )
 
     if #positions == 0 then
         return
@@ -160,9 +175,12 @@ local function collapse(args)
 end
 
 local on_collapse_timeout_finished = Token.register(collapse)
-local on_near_threshold = Token.register(function (params)
-    ceiling_crumble(params.surface, params.position)
-end)
+local on_near_threshold =
+    Token.register(
+    function(params)
+        ceiling_crumble(params.surface, params.position)
+    end
+)
 
 local function spawn_collapse_text(surface, position)
     local color = {
@@ -276,13 +294,15 @@ local function on_placed_entity(event)
     end
 end
 
-
-local on_new_tile_timeout_finished = Token.register(function(args)
-    local x_t = new_tile_map[args.x]
-    if x_t then
-       x_t[args.y] = nil --reset new tile status. This tile can cause a chain collapse now
+local on_new_tile_timeout_finished =
+    Token.register(
+    function(args)
+        local x_t = new_tile_map[args.x]
+        if x_t then
+            x_t[args.y] = nil --reset new tile status. This tile can cause a chain collapse now
+        end
     end
-end)
+)
 
 local function on_void_removed(event)
     local strength = support_beam_entities['out-of-map']
@@ -343,12 +363,18 @@ function DiggyCaveCollapse.register(cfg)
 
     Event.add(DiggyCaveCollapse.events.on_collapse_triggered, on_collapse_triggered)
     Event.add(defines.events.on_robot_built_entity, on_built_entity)
-    Event.add(defines.events.on_robot_built_tile, function (event)
-        on_built_tile(event.robot.surface, event.item, event.tiles)
-    end)
-    Event.add(defines.events.on_player_built_tile, function (event)
-        on_built_tile(game.surfaces[event.surface_index], event.item, event.tiles)
-    end)
+    Event.add(
+        defines.events.on_robot_built_tile,
+        function(event)
+            on_built_tile(event.robot.surface, event.item, event.tiles)
+        end
+    )
+    Event.add(
+        defines.events.on_player_built_tile,
+        function(event)
+            on_built_tile(game.surfaces[event.surface_index], event.item, event.tiles)
+        end
+    )
     Event.add(defines.events.on_robot_mined_tile, on_robot_mined_tile)
     Event.add(defines.events.on_player_mined_tile, on_player_mined_tile)
     Event.add(defines.events.on_built_entity, on_built_entity)
@@ -358,31 +384,40 @@ function DiggyCaveCollapse.register(cfg)
     Event.add(Template.events.on_void_removed, on_void_removed)
     Event.add(defines.events.on_surface_created, on_surface_created)
 
-    Event.add(defines.events.on_marked_for_deconstruction, function (event)
-        local entity = event.entity
-        local name = entity.name
-        if is_diggy_rock(name) then
-            return
+    Event.add(
+        defines.events.on_marked_for_deconstruction,
+        function(event)
+            local entity = event.entity
+            local name = entity.name
+            if is_diggy_rock(name) then
+                return
+            end
+
+            if name == 'deconstructible-tile-proxy' or nil ~= support_beam_entities[name] then
+                entity.cancel_deconstruction(Game.get_player_by_index(event.player_index).force)
+            end
         end
+    )
 
-        if name == 'deconstructible-tile-proxy' or nil ~= support_beam_entities[name] then
-            entity.cancel_deconstruction(Game.get_player_by_index(event.player_index).force)
+    Event.add(
+        defines.events.on_player_created,
+        function(event)
+            show_deconstruction_alert_message[event.player_index] = true
         end
-    end)
+    )
 
-    Event.add(defines.events.on_player_created, function (event)
-        show_deconstruction_alert_message[event.player_index] = true
-    end)
+    Event.add(
+        defines.events.on_pre_player_mined_item,
+        function(event)
+            local player_index = event.player_index
+            if not show_deconstruction_alert_message[player_index] then
+                return
+            end
 
-    Event.add(defines.events.on_pre_player_mined_item, function (event)
-        local player_index = event.player_index
-        if not show_deconstruction_alert_message[player_index] then
-            return
-        end
-
-        if (nil ~= support_beam_entities[event.entity.name]) then
-            require 'features.gui.popup'.player(
-                Game.get_player_by_index(player_index),[[
+            if (nil ~= support_beam_entities[event.entity.name]) then
+                require 'features.gui.popup'.player(
+                    Game.get_player_by_index(player_index),
+                    [[
 Mining entities such as walls, stone paths, concrete
 and rocks, can cause a cave-in, be careful miner!
 
@@ -390,10 +425,11 @@ Foreman's advice: Place a wall every 4th tile to
 prevent a cave-in. Use stone paths and concrete
 to reinforce it further.
 ]]
-            )
-            show_deconstruction_alert_message[player_index] = nil
+                )
+                show_deconstruction_alert_message[player_index] = nil
+            end
         end
-    end)
+    )
 
     enable_stress_grid = config.enable_stress_grid
 
@@ -402,9 +438,14 @@ to reinforce it further.
     mask_init(config)
     if (config.enable_mask_debug) then
         local surface = RS.get_surface()
-        mask_disc_blur(0, 0, 10,  function(x, y, fraction)
-            Debug.print_grid_value(fraction, surface, {x = x, y = y})
-        end)
+        mask_disc_blur(
+            0,
+            0,
+            10,
+            function(x, y, fraction)
+                Debug.print_grid_value(fraction, surface, {x = x, y = y})
+            end
+        )
     end
 end
 
@@ -449,26 +490,32 @@ local function add_fraction(stress_map, x, y, fraction, player_index, surface)
 
     if fraction > 0 then
         if value > stress_threshold_causing_collapse then
-            raise_event(DiggyCaveCollapse.events.on_collapse_triggered, {
-                surface = surface,
-                position = {x = x, y = y},
-                player_index = player_index
-            })
+            raise_event(
+                DiggyCaveCollapse.events.on_collapse_triggered,
+                {
+                    surface = surface,
+                    position = {x = x, y = y},
+                    player_index = player_index
+                }
+            )
         elseif value > near_stress_threshold_causing_collapse then
             set_timeout_in_ticks(2, on_near_threshold, {surface = surface, position = {x = x, y = y}})
         end
     end
     if enable_stress_grid then
-        Debug.print_colored_grid_value(value, surface, {x = x, y = y}, 0.5, false,
-            value / stress_threshold_causing_collapse,  {r = 0, g = 1, b = 0}, {r = 1, g = -1, b = 0},
-            {r = 0, g = 1, b = 0}, {r = 1, g = 1, b = 1})
+        Debug.print_colored_grid_value(value, surface, {x = x, y = y}, 0.5, false, value / stress_threshold_causing_collapse, {r = 0, g = 1, b = 0}, {r = 1, g = -1, b = 0}, {r = 0, g = 1, b = 0}, {r = 1, g = 1, b = 1})
     end
     return value
 end
 
-on_surface_created = function (event)
+on_surface_created = function(event)
     local index = event.surface_index
-    stress_map_storage[index] = {}
+
+    if stress_map_storage[index] then
+        table.clear_table(stress_map_storage[index])
+    else
+        stress_map_storage[index] = {}
+    end
 
     local map = stress_map_storage[index]
 
@@ -603,4 +650,12 @@ function DiggyCaveCollapse.get_extra_map_info()
 Place stone walls, stone paths and (refined) concrete to reinforce the mine. If you see cracks appear, run!]]
 end
 
+Event.on_init(
+    function()
+        if global.config.redmew_surface.enabled then
+            on_surface_created({surface_index = RS.get_surface().index})
+        end
+    end
+)
+
 return DiggyCaveCollapse
diff --git a/map_gen/Diggy/Scenario.lua b/map_gen/Diggy/Scenario.lua
index c9d3d4ba..9c0258f5 100644
--- a/map_gen/Diggy/Scenario.lua
+++ b/map_gen/Diggy/Scenario.lua
@@ -13,6 +13,7 @@ require 'utils.core'
 local Scenario = {}
 
 RS.set_first_player_position_check_override(true) -- forces players to spawn at 0,0
+RS.set_spawn_island_tile('stone-path')
 global.diggy_scenario_registered = false
 
 --[[--
diff --git a/map_gen/combined/tetris/control.lua b/map_gen/combined/tetris/scenario.lua
similarity index 100%
rename from map_gen/combined/tetris/control.lua
rename to map_gen/combined/tetris/scenario.lua
diff --git a/map_gen/presets/terraforming_danger_ores.lua b/map_gen/presets/terraforming_danger_ores.lua
index f21ef2ce..4242355a 100644
--- a/map_gen/presets/terraforming_danger_ores.lua
+++ b/map_gen/presets/terraforming_danger_ores.lua
@@ -8,6 +8,8 @@ local table = require 'utils.table'
 local RS = require 'map_gen.shared.redmew_surface'
 local MGSP = require 'resources.map_gen_settings'
 
+global.config.lazy_bastard.enabled = true
+
 RS.set_map_gen_settings(
     {
         MGSP.grass_only,
@@ -66,6 +68,9 @@ Global.register_init(
         local s = RS.get_surface()
         tbl.seed = s.map_gen_settings.seed
         tbl.surface = s
+        game.difficulty_settings.technology_price_multiplier = 50
+        game.forces.player.technologies.logistics.researched = true
+        game.forces.player.technologies.automation.researched = true
     end,
     function(tbl)
         local seed = tbl.seed
diff --git a/map_gen/presets/tetris.lua b/map_gen/presets/tetris.lua
index 4c5bfe75..b75fa1a3 100644
--- a/map_gen/presets/tetris.lua
+++ b/map_gen/presets/tetris.lua
@@ -1 +1 @@
-return require 'map_gen.combined.tetris.control'
+return require 'map_gen.combined.tetris.scenario'
diff --git a/map_gen/shared/chunklist.lua b/map_gen/shared/chunklist.lua
new file mode 100644
index 00000000..3265487f
--- /dev/null
+++ b/map_gen/shared/chunklist.lua
@@ -0,0 +1,61 @@
+-- This module stores chunks as they are generated, keeping their left_top coordinate in an arrayed table.
+-- An event is raised on each chunk stored that other modules can hook on to.
+
+-- When 0.17 is released, this module should be modified take advantage of the on_chunk_deleted event in order to remove entries from the table
+
+-- Dependencies
+local Global = require 'utils.global'
+local RS = require 'map_gen.shared.redmew_surface'
+local Event = require 'utils.event'
+
+-- Localized functions
+local raise_event = script.raise_event
+
+-- Local vars
+local surface
+local Public = {
+    chunk_list = {},
+    events = {
+        --[[
+        on_chunk_registered
+        Triggered when a chunk is recorded into the table
+        Contains
+            name :: defines.events: Identifier of the event
+            tick :: uint: Tick the event was generated.
+            area :: BoundingBox: Area of the chunk
+            surface :: LuaSurface: The surface the chunk is on
+            chunk_index :: the index of the chunk in the table
+        ]]
+        on_chunk_registered = script.generate_event_name()
+    }
+}
+
+-- Global register
+Global.register_init(
+    {chunk_list = Public.chunk_list},
+    function(tbl)
+        tbl.surface = RS.get_surface()
+    end,
+    function(tbl)
+        Public.chunk_list = tbl.chunk_list
+        surface = tbl.surface
+    end
+)
+
+local function on_chunk_generated(event)
+    if surface ~= event.surface then
+        return
+    end
+
+    local chunk_list = Public.chunk_list
+    local new_entry_index = #chunk_list + 1
+
+    chunk_list[new_entry_index] = event.area.left_top
+
+    event.chunk_index = new_entry_index
+    raise_event(Public.events.on_chunk_registered, event)
+end
+
+Event.add(defines.events.on_chunk_generated, on_chunk_generated)
+
+return Public
diff --git a/resources/version.lua b/resources/version.lua
new file mode 100644
index 00000000..81997639
--- /dev/null
+++ b/resources/version.lua
@@ -0,0 +1 @@
+return 'This map was created from source code, only releases (zips with names) have versions'
diff --git a/utils/table.lua b/utils/table.lua
index 42dea05b..c76e04ec 100644
--- a/utils/table.lua
+++ b/utils/table.lua
@@ -155,7 +155,7 @@ end
 
 --- Clears all existing entries in a table
 -- @param t <table> to clear
--- @param sorted <boolean> to indicate whether the table is an array or not
+-- @param array <boolean> to indicate whether the table is an array or not
 function table.clear_table(t, array)
     if array then
         for i = 1, #t do