MOB SWARM

code/modules/admin/admin.dm

@@ -743,6 +743,7 @@ var/global/floorIsLava = 0
 			<A href='?src=\ref[src];secretsfun=spacevines'>Spawn Space-Vines</A><BR>
 			<A href='?src=\ref[src];secretsfun=comms_blackout'>Trigger a communication blackout</A><BR>
 			<A href='?src=\ref[src];secretsfun=pda_spam'>Trigger a wave of PDA spams</A><BR>
+			<A href='?src=\ref[src];secretsfun=mobswarm'>Trigger mobs of your choice appearing out of thin air</A><BR>
 			<BR>
 			<B>Fun Secrets</B><BR>
 			<BR>

code/modules/admin/topic.dm

@@ -2877,6 +2877,15 @@
 					new /turf/unsimulated/wall/supermatter(get_turf(usr))
 					SetUniversalState(/datum/universal_state/supermatter_cascade)
 					message_admins("[key_name_admin(usr)] has managed to destroy the universe with a supermatter cascade. Good job, [key_name_admin(usr)]")
+			if("mobswarm")
+				feedback_inc("admin_secrets_fun_used",1)
+				feedback_add_details("admin_secrets_fun_used","CS")
+				var/choice = input("Are you sure you want to fill the station with a bunch of unnecessary mobs?") in list("Of course!", "No, I hate timespace anomalies involving fun")
+				if(choice == "Of course!")
+					var/amt = input("How many would you like to spawn?", 10) as num
+					var/mobtype = input("What mob would you like?", /mob/living/simple_animal/corgi) in list(typesof(/mob/living))
+					message_admins("[key_name_admin(usr)] triggered a mob swarm.")
+					new /datum/event/mob_swarm(mobtype, amt)
 			if("spawnadminbus")
 				feedback_inc("admin_secrets_fun_used",1)
 				feedback_add_details("admin_secrets_fun_used","AB")

code/modules/events/mob_swarm.dm

@@ -0,0 +1,48 @@
+/datum/event/mob_swarm
+    announceWhen = 2
+    endWhen = 10
+    var/mob_to_spawn = /mob/living/simple_animal/corgi
+    var/area/target_area = /area/shuttle/arrival/station
+    var/mobs_to_spawn = 10
+    var/list/area/possible_locations = list(/area/science/xenobiology,
+                                            /area/crew_quarters/bar,
+                                            /area/bridge,
+                                            /area/supply/storage,
+                                            /area/crew_quarters/hop,
+                                            /area/chapel/main,
+                                            /area/medical/cmo,
+                                            /area/crew_quarters/theatre)
+
+/datum/event/mob_swarm/New(var/mob = /mob/living/simple_animal/corgi, var/amount = 10)
+    mob_to_spawn = mob
+    mobs_to_spawn = round(amount)
+    . = ..()
+
+/datum/event/mob_swarm/setup()
+    while(possible_locations.len)
+        var/area/possible_spawn_area = pick(possible_locations)
+        if(possible_spawn_area.x) // If we're on the map
+            target_area = possible_spawn_area
+            break
+        else
+            possible_locations.Remove(possible_spawn_area)
+
+/datum/event/mob_swarm/start()
+    var/list/turfs = list()
+    for(var/turf/T in target_area)
+        if(T.density)
+            continue
+        turfs.Add(T)
+
+    for(var/n = 0, n < mobs_to_spawn, n++)
+        var/turf/targetTurf = pick(turfs)
+        if(!targetTurf) // If all else goes wrong for SOME REASON
+            targetTurf = get_turf(pick(target_area.contents)) // Areas contain more than turfs
+        var/mob/mobber = new mob_to_spawn(targetTurf)
+        var/datum/effect/effect/system/spark_spread/sparks = new /datum/effect/effect/system/spark_spread()
+        sparks.set_up(3,0,targetTurf)
+        sparks.start()
+
+
+/datum/event/mob_swarm/announce()
+    command_alert("Due to timespace anomalies of unknown origin, the statio is now host to several [mob_to_spawn]\s more than there were a moment ago.")

vgstation13.dme

@@ -1054,6 +1054,7 @@
 #include "code\modules\events\carp_migration.dm"
 #include "code\modules\events\comms_blackout.dm"
 #include "code\modules\events\communications_blackout.dm"
+#include "code\modules\events\mob_swarm.dm"
 #include "code\modules\events\disease_outbreak.dm"
 #include "code\modules\events\electrical_storm.dm"
 #include "code\modules\events\event.dm"