diff --git a/code/game/objects/structures.dm b/code/game/objects/structures.dm
index 0d060d3784c..f8a20b9f64f 100644
--- a/code/game/objects/structures.dm
+++ b/code/game/objects/structures.dm
@@ -2,6 +2,7 @@
 	icon = 'icons/obj/structures.dmi'
 	pressure_resistance = 8
 	var/climb_time = 20
+	var/climb_stun = 2
 	var/climbable = FALSE
 	var/mob/structureclimber
 
@@ -77,18 +78,18 @@
 	src.add_fingerprint(user)
 	user.visible_message("<span class='warning'>[user] starts climbing onto [src].</span>", \
 								"<span class='notice'>You start climbing onto [src]...</span>")
-	var/climb_time = 20
+	var/adjusted_climb_time = climb_time
 	if(user.restrained()) //climbing takes twice as long when restrained.
-		climb_time *= 2
+		adjusted_climb_time *= 2
 	structureclimber = user
-	if(do_mob(user, user, climb_time))
+	if(do_mob(user, user, adjusted_climb_time))
 		if(src.loc) //Checking if structure has been destroyed
 			density = 0
 			if(step(user,get_dir(user,src.loc)))
 				user.visible_message("<span class='warning'>[user] climbs onto [src].</span>", \
 									"<span class='notice'>You climb onto [src].</span>")
 				add_logs(user, src, "climbed onto")
-				user.Stun(2)
+				user.Stun(climb_stun)
 			else
 				user << "<span class='warning'>You fail to climb onto [src].</span>"
 			density = 1
diff --git a/code/game/objects/structures/crates_lockers/closets.dm b/code/game/objects/structures/crates_lockers/closets.dm
index 3b70fd76585..7e8b4e1d20c 100644
--- a/code/game/objects/structures/crates_lockers/closets.dm
+++ b/code/game/objects/structures/crates_lockers/closets.dm
@@ -20,6 +20,7 @@
 	var/horizontal = FALSE
 	var/allow_objects = FALSE
 	var/allow_dense = FALSE
+	var/dense_when_open = FALSE //if it's dense when open or not
 	var/max_mob_size = MOB_SIZE_HUMAN //Biggest mob_size accepted by the container
 	var/mob_storage_capacity = 3 // how many human sized mob/living can fit together inside a closet.
 	var/storage_capacity = 30 //This is so that someone can't pack hundreds of items in a locker/crate then open it in a populated area to crash clients.
@@ -81,15 +82,27 @@
 		return 1
 	return !density
 
-/obj/structure/closet/proc/can_open()
+/obj/structure/closet/proc/can_open(mob/living/user)
 	if(welded || locked)
 		return 0
+	var/turf/T = get_turf(src)
+	for(var/mob/living/L in T)
+		if(horizontal && L.mob_size > MOB_SIZE_TINY)
+			if(user)
+				user << "<span class='danger'>There's something large on top of [src], preventing it from opening.</span>" //you... think? there's something standing on it ffs
+			return 0
 	return 1
 
-/obj/structure/closet/proc/can_close()
-	for(var/obj/structure/closet/closet in get_turf(src))
+/obj/structure/closet/proc/can_close(mob/living/user)
+	var/turf/T = get_turf(src)
+	for(var/obj/structure/closet/closet in T)
 		if(closet != src && !closet.wall_mounted)
 			return 0
+	for(var/mob/living/L in T)
+		if(horizontal && L.mob_size > MOB_SIZE_TINY && !L.lying)
+			if(user)
+				user << "<span class='danger'>There's something large in [src], preventing it from closing.</span>"
+			return 0
 	return 1
 
 /obj/structure/closet/proc/dump_contents()
@@ -107,12 +120,14 @@
 		if(insert(AM) == -1) // limit reached
 			break
 
-/obj/structure/closet/proc/open()
-	if(opened || !can_open())
+/obj/structure/closet/proc/open(mob/living/user)
+	if(opened || !can_open(user))
 		return
 	playsound(loc, open_sound, 15, 1, -3)
 	opened = 1
-	density = 0
+	if(!dense_when_open)
+		density = 0
+	climb_time *= 0.5 //it's faster to climb onto an open thing
 	dump_contents()
 	update_icon()
 	return 1
@@ -154,21 +169,22 @@
 
 	return 1
 
-/obj/structure/closet/proc/close()
-	if(!opened || !can_close())
+/obj/structure/closet/proc/close(mob/living/user)
+	if(!opened || !can_close(user))
 		return 0
 	take_contents()
 	playsound(loc, close_sound, 15, 1, -3)
+	climb_time = initial(climb_time)
 	opened = 0
 	density = 1
 	update_icon()
 	return 1
 
-/obj/structure/closet/proc/toggle()
+/obj/structure/closet/proc/toggle(mob/living/user)
 	if(opened)
-		return close()
+		return close(user)
 	else
-		return open()
+		return open(user)
 
 /obj/structure/closet/ex_act(severity, target)
 	contents_explosion(severity, target)
@@ -245,26 +261,29 @@
 		return
 	if(!Adjacent(user) || !user.Adjacent(O))
 		return
+	if(user == O) //try to climb onto it
+		return ..()
 	if(!opened || istype(O, /obj/structure/closet))
 		return
-	if(user == O)
-		return
-
 
 	var/list/targets = list(O, src)
 	add_fingerprint(user)
-	user.visible_message("<span class='warning'>[user] tries to stuff [O] into [src].</span>", \
-				 	 	"<span class='warning'>You try to stuff [O] into [src].</span>", \
+	var/mob/living/L = O
+	var/actuallyismob = istype(L)
+	user.visible_message("<span class='warning'>[user] [actuallyismob ? "tries to ":""]stuff [O] into [src].</span>", \
+				 	 	"<span class='warning'>You [actuallyismob ? "try to ":""]stuff [O] into [src].</span>", \
 				 	 	"<span class='italics'>You hear clanging.</span>")
-	if(do_after_mob(user, targets, 40))
-		user.visible_message("<span class='notice'>[user] stuffs [O] into [src].</span>", \
-						 	 "<span class='notice'>You stuff [O] into [src].</span>", \
-						 	 "<span class='italics'>You hear a loud metal bang.</span>")
-		var/mob/living/L = O
-		if(istype(L) && !issilicon(L))
-			L.Weaken(2)
-		O.loc = src.loc
-		close()
+	if(actuallyismob)
+		if(do_after_mob(user, targets, 40))
+			user.visible_message("<span class='notice'>[user] stuffs [O] into [src].</span>", \
+							 	 "<span class='notice'>You stuff [O] into [src].</span>", \
+							 	 "<span class='italics'>You hear a loud metal bang.</span>")
+			if(!issilicon(L))
+				L.Weaken(2)
+			O.forceMove(get_turf(src))
+			close()
+	else
+		O.forceMove(get_turf(src))
 	return 1
 
 /obj/structure/closet/relaymove(mob/user)
@@ -280,11 +299,11 @@
 				M.show_message("<FONT size=[max(0, 5 - get_dist(src, M))]>BANG, bang!</FONT>", 2)
 
 /obj/structure/closet/attack_hand(mob/user)
-	add_fingerprint(user)
+	..()
 	if(user.lying && get_dist(src, user) > 0)
 		return
 
-	if(!toggle())
+	if(!toggle(user))
 		togglelock(user)
 		return
 
@@ -310,7 +329,8 @@
 // should be independently resolved, but this is also an interesting twist.
 /obj/structure/closet/Exit(atom/movable/AM)
 	open()
-	if(AM.loc == src) return 0
+	if(AM.loc == src)
+		return 0
 	return 1
 
 /obj/structure/closet/container_resist(mob/living/user)
diff --git a/code/game/objects/structures/crates_lockers/crates.dm b/code/game/objects/structures/crates_lockers/crates.dm
index af8cfb1f9ef..5dae69433ab 100644
--- a/code/game/objects/structures/crates_lockers/crates.dm
+++ b/code/game/objects/structures/crates_lockers/crates.dm
@@ -8,12 +8,26 @@
 	horizontal = TRUE
 	allow_objects = TRUE
 	allow_dense = TRUE
+	dense_when_open = TRUE
+	climbable = TRUE
+	climb_time = 10 //real fast, because let's be honest stepping into or onto a crate is easy
+	climb_stun = 0 //climbing onto crates isn't hard, guys
 	var/obj/item/weapon/paper/manifest/manifest
 
 /obj/structure/closet/crate/New()
 	..()
 	update_icon()
 
+/obj/structure/closet/crate/CanPass(atom/movable/mover, turf/target, height=0)
+	if(!istype(mover, /obj/structure/closet))
+		var/obj/structure/closet/crate/locatedcrate = locate(/obj/structure/closet/crate) in get_turf(mover)
+		if(locatedcrate) //you can walk on it like tables, if you're not in an open crate trying to move to a closed crate
+			if(opened) //if we're open, allow entering regardless of located crate openness
+				return 1
+			if(!locatedcrate.opened) //otherwise, if the located crate is closed, allow entering
+				return 1
+	return !density
+
 /obj/structure/closet/crate/update_icon()
 	icon_state = "[initial(icon_state)][opened ? "open" : ""]"
 
@@ -22,12 +36,10 @@
 		overlays += "manifest"
 
 /obj/structure/closet/crate/attack_hand(mob/user)
-	add_fingerprint(user)
 	if(manifest)
 		tear_manifest(user)
 		return
-	if(!toggle())
-		togglelock(user)
+	..()
 
 /obj/structure/closet/crate/proc/tear_manifest(mob/user)
 	user << "<span class='notice'>You tear the manifest off of the crate.</span>"