diff --git a/code/__HELPERS/cmp.dm b/code/__HELPERS/cmp.dm
index 5fb86f94603..e03f33bb8ec 100644
--- a/code/__HELPERS/cmp.dm
+++ b/code/__HELPERS/cmp.dm
@@ -55,8 +55,5 @@
 	if (!.)
 		. = B.qdels - A.qdels
 
-/proc/cmp_ruincost_priority(datum/map_template/ruin/A, datum/map_template/ruin/B)
-	return initial(A.cost) - initial(B.cost)
-
 /proc/cmp_timer(datum/timedevent/a, datum/timedevent/b)
 	return a.timeToRun - b.timeToRun
\ No newline at end of file
diff --git a/code/_global_vars/mapping.dm b/code/_global_vars/mapping.dm
index 911c465c2bd..675565b6097 100644
--- a/code/_global_vars/mapping.dm
+++ b/code/_global_vars/mapping.dm
@@ -1,2 +1,4 @@
 // AREA LIST //
-GLOBAL_LIST_EMPTY(map_areas)
\ No newline at end of file
+GLOBAL_LIST_EMPTY(map_areas)
+
+GLOBAL_LIST_EMPTY(stationroom_landmarks) //List of all spawns for maints rooms
\ No newline at end of file
diff --git a/code/controllers/configuration.dm b/code/controllers/configuration.dm
index 841e2dbac18..cc5da9bad5b 100755
--- a/code/controllers/configuration.dm
+++ b/code/controllers/configuration.dm
@@ -173,6 +173,7 @@ GLOBAL_LIST_EMPTY(storyteller_cache)
 	var/python_path = "" //Path to the python executable.  Defaults to "python" on windows and "/usr/bin/env python2" on unix
 	var/use_lib_nudge = 0 //Use the C library nudge instead of the python nudge.
 	var/use_overmap = 0
+	var/generate_maint_ruins = 0
 
 	// Event settings
 	var/expected_round_length	= 3 * 60 * 60 * 10 // 3 hours
@@ -238,6 +239,7 @@ GLOBAL_LIST_EMPTY(storyteller_cache)
 
 	var/cache_assets = FALSE
 	var/smart_cache_assets = FALSE
+	var/directory = "config"
 
 /datum/configuration/New()
 	fill_storyevents_list()
@@ -674,6 +676,9 @@ GLOBAL_LIST_EMPTY(storyteller_cache)
 				if("use_overmap")
 					config.use_overmap = 1
 
+				if("generate_maints_ruins") //Soj add
+					config.generate_maint_ruins = 1
+
 				if("expected_round_length")
 					config.expected_round_length = MinutesToTicks(text2num(value))
 
diff --git a/code/controllers/subsystems/mapping.dm b/code/controllers/subsystems/mapping.dm
index 6ffcdc5da5b..a1ff1fc0c30 100644
--- a/code/controllers/subsystems/mapping.dm
+++ b/code/controllers/subsystems/mapping.dm
@@ -4,6 +4,7 @@ SUBSYSTEM_DEF(mapping)
 	flags = SS_NO_FIRE
 
 	var/list/map_templates = list()
+	var/list/ruins_templates = list()
 	var/dmm_suite/maploader = null
 	var/list/teleportlocs = list()
 	var/list/ghostteleportlocs = list()
@@ -36,6 +37,10 @@ SUBSYSTEM_DEF(mapping)
 	maploader = new()
 	load_map_templates()
 
+// Generates the random maint ruin templates.
+#ifndef LOWMEMORYMODE
+	SSmapping.seedStation()
+#endif
 	// Generate cache of all areas in world. This cache allows world areas to be looked up on a list instead of being searched for EACH time
 	for(var/area/A in world)
 		GLOB.map_areas += A
@@ -91,6 +96,8 @@ SUBSYSTEM_DEF(mapping)
 	return TRUE
 
 /datum/controller/subsystem/mapping/proc/load_map_templates()
+	//Can also add other templates in the future. For now, maint ruins.
+	preloadTemplates()
 	for(var/T in subtypesof(/datum/map_template))
 		var/datum/map_template/template = T
 		if(!(initial(template.mappath))) // If it's missing the actual path its probably a base type or being used for inheritence.
@@ -98,3 +105,53 @@ SUBSYSTEM_DEF(mapping)
 		template = new T()
 		map_templates[template.name] = template
 	return TRUE
+
+
+/datum/controller/subsystem/mapping/proc/seedStation()
+	for(var/V in GLOB.stationroom_landmarks)
+		var/obj/effect/landmark/stationroom/LM = V
+		LM.load()
+	if(GLOB.stationroom_landmarks.len)
+		seedStation() //I'm sure we can trust everyone not to insert a 1x1 rooms which loads a landmark which loads a landmark which loads a la...
+
+
+/proc/cmp_ruincost_priority(datum/map_template/ruin/A, datum/map_template/ruin/B)
+	return initial(A.cost) - initial(B.cost)
+
+/datum/controller/subsystem/mapping/proc/preloadRuinTemplates()
+	// Still supporting bans by filename
+	var/list/banned = generateMapList("[global.config.directory]/lavaruinblacklist.txt")
+	banned += generateMapList("[global.config.directory]/spaceruinblacklist.txt")
+	banned += generateMapList("[global.config.directory]/iceruinblacklist.txt")
+	banned += generateMapList("[global.config.directory]/stationruinblacklist.txt")
+
+	for(var/item in sort_list(subtypesof(/datum/map_template/ruin), GLOBAL_PROC_REF(cmp_ruincost_priority)))
+		var/datum/map_template/ruin/ruin_type = item
+		// screen out the abstract subtypes
+		if(!initial(ruin_type.id))
+			continue
+		var/datum/map_template/ruin/R = new ruin_type()
+
+		if(banned.Find(R.mappath))
+			continue
+
+		map_templates[R.name] = R
+		ruins_templates[R.name] = R
+
+			//We have to be specific here.
+		if(istype(R, /datum/map_template/ruin/station))
+			station_room_templates[R.name] = R
+
+
+/datum/controller/subsystem/mapping/proc/preloadTemplates(path = "_maps/templates/") //see master controller setup
+	var/list/filelist = flist(path)
+	for(var/map in filelist)
+		var/datum/map_template/T = new(path = "[path][map]", rename = "[map]")
+		map_templates[T.name] = T
+
+	preloadRuinTemplates()
+
+
+	// Station Ruins, Maints Rooms, Random shit!
+/datum/controller/subsystem/mapping
+	var/list/station_room_templates = list()
\ No newline at end of file
diff --git a/code/datums/ruins.dm b/code/datums/ruins.dm
new file mode 100644
index 00000000000..6f3dff6ece7
--- /dev/null
+++ b/code/datums/ruins.dm
@@ -0,0 +1,19 @@
+/datum/map_template/ruin
+	name = null
+	var/description = "Unset Desc"
+
+	var/unpickable = FALSE 	 //If TRUE these won't be placed automatically (can still be forced or loaded with another ruin)
+	var/always_place = FALSE //Will skip the whole weighting process and just plop this down, ideally you want the ruins of this kind to have no cost.
+	var/placement_weight = 1 //How often should this ruin appear
+	var/list/always_spawn_with = null //These ruin types will be spawned along with it (where dependent on the flag) eg list(/datum/map_template/ruin/space/teleporter_space = SPACERUIN_Z)
+	var/list/never_spawn_with = null //If this ruin is spawned these will not eg list(/datum/map_template/ruin/base_alternate)
+
+	var/prefix = null
+	var/suffix = null
+
+/datum/map_template/ruin/New()
+	if(!name && id)
+		name = id
+
+	mappath = prefix + suffix
+	..(path = mappath)
\ No newline at end of file
diff --git a/code/datums/ruins/maints.dm b/code/datums/ruins/maints.dm
new file mode 100644
index 00000000000..a7192c6ded8
--- /dev/null
+++ b/code/datums/ruins/maints.dm
@@ -0,0 +1,46 @@
+//YOU MUST UPDATE MAINTS_RUINS.DM! Otherwise, your maps will NOT load! BE SURE you use the NAME variable!
+// EXAMPLE:
+
+// NAME = "Maint Oldstorage"
+
+// In the list, you use the name VARIABLE Maint Oldstorage, NOT the datum path name, and NOT its ID.
+
+///Base for all station ruins.
+/datum/map_template/ruin/station/maint
+	prefix = "maps/MaintsRuins/"
+
+///Base for the 3x3 rooms.
+/datum/map_template/ruin/station/maint/threexthree
+	prefix = "maps/MaintsRuins/3x3/"
+
+/* Examples / not ported
+/datum/map_template/ruin/station/maint/threexthree/oldstorage
+	id = "OldStorage"
+	suffix = "3x3_OldStorage.dmm"
+	name = "Maint OldStorage"
+
+/datum/map_template/ruin/station/maint/threexthree/oldstorage1
+	id = "OldStorage1"
+	suffix = "3x3_OldStorage1.dmm"
+	name = "Maint OldStorage1"
+
+/datum/map_template/ruin/station/maint/threexthree/oldstorage2
+	id = "OldStorage2"
+	suffix = "3x3_OldStorage2.dmm"
+	name = "Maint OldStorage2"
+
+/datum/map_template/ruin/station/maint/threexthree/oldstorage3
+	id = "OldStorage3"
+	suffix = "3x3_OldStorage3.dmm"
+	name = "Maint OldStorage3"
+
+/datum/map_template/ruin/station/maint/threexthree/oldstorage4
+	id = "OldStorage4"
+	suffix = "3x3_OldStorage4.dmm"
+	name = "Maint OldStorage4"
+
+/datum/map_template/ruin/station/maint/threexthree/oldstorage5
+	id = "OldStorage5"
+	suffix = "3x3_OldStorage5.dmm"
+	name = "Maint OldStorage5"
+*/
\ No newline at end of file
diff --git a/code/game/objects/landmarks/maints_ruins.dm b/code/game/objects/landmarks/maints_ruins.dm
new file mode 100644
index 00000000000..ddabec4da64
--- /dev/null
+++ b/code/game/objects/landmarks/maints_ruins.dm
@@ -0,0 +1,83 @@
+GLOBAL_LIST_EMPTY(chosen_station_templates)
+
+/obj/effect/landmark/stationroom
+	var/list/template_names = list()
+	/// Whether or not we can choose templates that have already been chosen
+	var/unique = FALSE
+
+/obj/effect/landmark/stationroom/New()
+	..()
+	GLOB.stationroom_landmarks += src
+
+/obj/effect/landmark/stationroom/Destroy()
+	if(src in GLOB.stationroom_landmarks)
+		GLOB.stationroom_landmarks -= src
+	return ..()
+
+/obj/effect/landmark/stationroom/proc/load(template_name)
+	var/turf/T = get_turf(src)
+	if(!T)
+		return FALSE
+	if(!template_name)
+		for(var/t in template_names)
+			if(!SSmapping.station_room_templates[t])
+				stack_trace("Station room spawner placed at ([T.x], [T.y], [T.z]) has invalid ruin name of \"[t]\" in its list")
+				template_names -= t
+		template_name = choose()
+	if(!template_name)
+		GLOB.stationroom_landmarks -= src
+		qdel(src)
+		return FALSE
+	GLOB.chosen_station_templates += template_name
+	var/datum/map_template/template = SSmapping.station_room_templates[template_name]
+	if(!template)
+		return FALSE
+	testing("Ruin \"[template_name]\" placed at ([T.x], [T.y], [T.z])")
+	template.load(T, centered = FALSE)
+	template.loaded++
+	GLOB.stationroom_landmarks -= src
+	qdel(src)
+	return TRUE
+
+// Proc to allow you to add conditions for choosing templates, instead of just randomly picking from the template list.
+// Examples where this would be useful, would be choosing certain templates depending on conditions such as holidays,
+// Or co-dependent templates, such as having a template for the core and one for the satelite, and swapping AI and comms.git
+/obj/effect/landmark/stationroom/proc/choose()
+	if(unique)
+		var/list/current_templates = template_names
+		for(var/i in GLOB.chosen_station_templates)
+			template_names -= i
+		if(!template_names.len)
+			stack_trace("Station room spawner (type: [type]) has run out of ruins, unique will be ignored")
+			template_names = current_templates
+	return pickweight(template_names)
+
+/* Examples
+/obj/effect/landmark/stationroom/maint/threexthree
+	template_names = list("Maint OldStorage", "Maint OldStorage1", "Maint OldStorage2")
+
+(untested example) - this maybe makes them more or less rare
+/obj/effect/landmark/stationroom/maint/threexthree
+	template_names = list("Common OldStorage" = 12, "Rare OldStorage" = 4, "Super Rare OldStorage" = 2)
+*/
+
+/obj/effect/landmark/stationroom/maint/
+	unique = TRUE
+
+/obj/effect/landmark/stationroom/maint/threexthree
+	template_names = list()
+
+/obj/effect/landmark/stationroom/maint/threexfive
+	template_names = list()
+
+/obj/effect/landmark/stationroom/maint/fivexthree
+	template_names = list()
+
+/obj/effect/landmark/stationroom/maint/fivexfour
+	template_names = list()
+
+/obj/effect/landmark/stationroom/maint/tenxfive
+	template_names = list()
+
+/obj/effect/landmark/stationroom/maint/tenxten
+	template_names = list()
\ No newline at end of file
diff --git a/code/modules/maps/tg/map_template.dm b/code/modules/maps/tg/map_template.dm
index 236f4efc8e1..8b1a29a4fe3 100644
--- a/code/modules/maps/tg/map_template.dm
+++ b/code/modules/maps/tg/map_template.dm
@@ -307,4 +307,27 @@
 		admin_notice("Submap loader gave up with [budget] left to spend.", R_DEBUG)
 	else
 		admin_notice("Submaps loaded.", R_DEBUG)
-	admin_notice("Loaded: [english_list(pretty_submap_list)]", R_DEBUG) */
\ No newline at end of file
+	admin_notice("Loaded: [english_list(pretty_submap_list)]", R_DEBUG) */
+
+/proc/generateMapList(filename)
+	. = list()
+	var/list/Lines = world.file2list(filename)
+	if(!Lines.len)
+		return
+	for (var/t in Lines)
+		if (!t)
+			continue
+		t = trim(t)
+		if (length(t) == 0)
+			continue
+		else if (t[1] == "#")
+			continue
+		var/pos = findtext(t, " ")
+		var/name = null
+		if (pos)
+			name = lowertext(copytext(t, 1, pos))
+		else
+			name = lowertext(t)
+		if (!name)
+			continue
+		. += t
\ No newline at end of file
diff --git a/sojourn-station.dme b/sojourn-station.dme
index 835cbb8c3d8..8c6c70ae93b 100644
--- a/sojourn-station.dme
+++ b/sojourn-station.dme
@@ -332,6 +332,7 @@
 #include "code\datums\progressbar.dm"
 #include "code\datums\recipe.dm"
 #include "code\datums\recoil.dm"
+#include "code\datums\ruins.dm"
 #include "code\datums\security_state.dm"
 #include "code\datums\sound_player.dm"
 #include "code\datums\verb_callbacks.dm"
@@ -527,6 +528,7 @@
 #include "code\datums\repositories\crew\tracking.dm"
 #include "code\datums\repositories\crew\vital.dm"
 #include "code\datums\repositories\crew\~defines.dm"
+#include "code\datums\ruins\maints.dm"
 #include "code\datums\setup_option\background.dm"
 #include "code\datums\setup_option\core_implant.dm"
 #include "code\datums\setup_option\core_implants.dm"
@@ -1365,6 +1367,7 @@
 #include "code\game\objects\landmarks\join.dm"
 #include "code\game\objects\landmarks\landmark.dm"
 #include "code\game\objects\landmarks\machinery.dm"
+#include "code\game\objects\landmarks\maints_ruins.dm"
 #include "code\game\objects\landmarks\mob.dm"
 #include "code\game\objects\landmarks\storyevent.dm"
 #include "code\game\objects\random\ameridian.dm"