diff --git a/code/game/turfs/turf.dm b/code/game/turfs/turf.dm
index 3bc1262b748f..8240f40f8e9b 100644
--- a/code/game/turfs/turf.dm
+++ b/code/game/turfs/turf.dm
@@ -519,7 +519,7 @@
 	var/spread = floor(sqrt(size)*1.5)
 
 	var/list/turfs = list()
-	for(var/turf/open/floor/F in range(src,spread))
+	for(var/turf/open/floor/F in range(spread, src))
 		turfs += F
 
 	switch(A.ceiling)
diff --git a/code/modules/admin/topic/topic_events.dm b/code/modules/admin/topic/topic_events.dm
index eabd98fd3c28..264b91d982de 100644
--- a/code/modules/admin/topic/topic_events.dm
+++ b/code/modules/admin/topic/topic_events.dm
@@ -191,7 +191,7 @@
 
 		var/turf/spawn_turf
 		if(range_to_spawn_on)
-			for(spawn_turf in range(initial_turf, range_to_spawn_on))
+			for(spawn_turf in range(range_to_spawn_on, initial_turf))
 				if(!spawn_turf || istype(spawn_turf, /turf/closed))
 					continue
 				turfs += spawn_turf
@@ -317,7 +317,7 @@
 
 		var/turf/spawn_turf
 		if(range_to_spawn_on)
-			for(spawn_turf in range(initial_turf, range_to_spawn_on))
+			for(spawn_turf in range(range_to_spawn_on, initial_turf))
 				if(!spawn_turf || istype(spawn_turf, /turf/closed))
 					continue
 				turfs += spawn_turf
diff --git a/code/modules/cm_marines/dropship_ammo.dm b/code/modules/cm_marines/dropship_ammo.dm
index 7a07891faa94..b2c9aa530888 100644
--- a/code/modules/cm_marines/dropship_ammo.dm
+++ b/code/modules/cm_marines/dropship_ammo.dm
@@ -244,7 +244,7 @@
 /obj/structure/ship_ammo/laser_battery/detonate_on(turf/impact, obj/structure/dropship_equipment/weapon/fired_from)
 	set waitfor = 0
 	var/list/turf_list = list()
-	for(var/turf/T in range(impact, 3)) //This is its area of effect
+	for(var/turf/T in range(3, impact)) //This is its area of effect
 		turf_list += T
 	playsound(impact, 'sound/effects/pred_vision.ogg', 20, 1)
 	for(var/i=1 to 16) //This is how many tiles within that area of effect will be randomly ignited
diff --git a/code/modules/mob/living/carbon/carbon.dm b/code/modules/mob/living/carbon/carbon.dm
index 1462594a0b46..974312fc42f7 100644
--- a/code/modules/mob/living/carbon/carbon.dm
+++ b/code/modules/mob/living/carbon/carbon.dm
@@ -110,7 +110,7 @@
 			var/obj/O = A
 			if(O.unacidable)
 				O.forceMove(get_turf(loc))
-				O.throw_atom(pick(range(get_turf(loc), 1)), 1, SPEED_FAST)
+				O.throw_atom(pick(range(1, get_turf(loc))), 1, SPEED_FAST)
 
 	. = ..(cause)
 
diff --git a/code/modules/mob/living/carbon/xenomorph/abilities/general_powers.dm b/code/modules/mob/living/carbon/xenomorph/abilities/general_powers.dm
index 05ab5d00a743..4bd70a93684f 100644
--- a/code/modules/mob/living/carbon/xenomorph/abilities/general_powers.dm
+++ b/code/modules/mob/living/carbon/xenomorph/abilities/general_powers.dm
@@ -708,7 +708,7 @@
 
 /datum/action/xeno_action/activable/place_construction/proc/spacecheck(mob/living/carbon/xenomorph/X, turf/T, datum/construction_template/xenomorph/tem)
 	if(tem.block_range)
-		for(var/turf/TA in range(T, tem.block_range))
+		for(var/turf/TA in range(tem.block_range, T))
 			if(!X.check_alien_construction(TA, FALSE, TRUE))
 				to_chat(X, SPAN_WARNING("We need more open space to build here."))
 				qdel(tem)
diff --git a/code/modules/organs/limbs.dm b/code/modules/organs/limbs.dm
index 93cfc2d2d7cd..b84df6bf688b 100644
--- a/code/modules/organs/limbs.dm
+++ b/code/modules/organs/limbs.dm
@@ -1532,5 +1532,5 @@ treat_grafted var tells it to apply to grafted but unsalved wounds, for burn kit
 
 	owner.visible_message("[owner]'s [owner_helmet] goes flying off from the impact!", SPAN_USERDANGER("Your [owner_helmet] goes flying off from the impact!"))
 	owner.drop_inv_item_on_ground(owner_helmet)
-	INVOKE_ASYNC(owner_helmet, TYPE_PROC_REF(/atom/movable, throw_atom), pick(range(get_turf(loc), 1)), 1, SPEED_FAST)
+	INVOKE_ASYNC(owner_helmet, TYPE_PROC_REF(/atom/movable, throw_atom), pick(range(1, get_turf(loc))), 1, SPEED_FAST)
 	playsound(owner, 'sound/effects/helmet_noise.ogg', 100)