diff --git a/code/__HELPERS/_lists.dm.rej b/code/__HELPERS/_lists.dm.rej
new file mode 100644
index 0000000000..cb63e7e160
--- /dev/null
+++ b/code/__HELPERS/_lists.dm.rej
@@ -0,0 +1,23 @@
+diff a/code/__HELPERS/_lists.dm b/code/__HELPERS/_lists.dm	(rejected hunks)
+@@ -89,12 +89,18 @@
+ 	return
+ 
+ //returns a new list with only atoms that are in typecache L
+-//if reversed, return a new list with only atoms that aren't in typecache L
+-/proc/typecache_filter_list(list/atoms, list/typecache, reversed=FALSE)
++/proc/typecache_filter_list(list/atoms, list/typecache)
+ 	. = list()
+ 	for (var/thing in atoms)
+ 		var/atom/A = thing
+-		if(typecache[A.type] != reversed) //This assumes typecache[A.type] is either null or TRUE. God help you if it's FALSE
++		if (typecache[A.type])
++			. += A
++
++/proc/typecache_filter_list_reverse(list/atoms, list/typecache)
++	. = list()
++	for (var/thing in atoms)
++		var/atom/A = thing
++		if (!typecache[A.type])
+ 			. += A
+ 
+ //Like typesof() or subtypesof(), but returns a typecache instead of a list
diff --git a/code/game/turfs/turf.dm.rej b/code/game/turfs/turf.dm.rej
new file mode 100644
index 0000000000..f4c27f5c30
--- /dev/null
+++ b/code/game/turfs/turf.dm.rej
@@ -0,0 +1,10 @@
+diff a/code/game/turfs/turf.dm b/code/game/turfs/turf.dm	(rejected hunks)
+@@ -410,7 +410,7 @@
+ /turf/proc/empty(turf_type=/turf/open/space, baseturf_type)
+ 	// Remove all atoms except observers, landmarks, docking ports
+ 	var/static/list/ignored_atoms = typecacheof(list(/mob/dead, /obj/effect/landmark, /obj/docking_port, /atom/movable/lighting_object))
+-	var/list/allowed_contents = typecache_filter_list(GetAllContents(),ignored_atoms,reversed=TRUE)
++	var/list/allowed_contents = typecache_filter_list_reverse(GetAllContents(),ignored_atoms)
+ 	allowed_contents -= src
+ 	for(var/i in 1 to allowed_contents.len)
+ 		var/thing = allowed_contents[i]