Fixed metroids being slipped and stepping in glass shards. Wearing a suit with shoes now protect from glass shards. Surgery can now be done on roller beds, and doing it on normal tables has a slightly higher chance of working.

code/game/objects/items/weapons/clown_items.dm

@@ -12,6 +12,8 @@ BIKE HORN
 		var/mob/M =	AM
 		if (istype(M, /mob/living/carbon/human) && (isobj(M:shoes) && M:shoes.flags&NOSLIP))
 			return
+		if (istype(M, /mob/living/carbon/metroid)) //I mean they float, seriously. - Erthilo
+			return
 
 		M.pulling = null
 		M << "\blue You slipped on the [name]!"
@@ -24,6 +26,8 @@ BIKE HORN
 		var/mob/M =	AM
 		if (istype(M, /mob/living/carbon/human) && (isobj(M:shoes) && M:shoes.flags&NOSLIP))
 			return
+		if (istype(M, /mob/living/carbon/metroid))
+			return
 
 		M.pulling = null
 		M << "\blue You slipped on the [name]!"
@@ -36,6 +40,8 @@ BIKE HORN
 		var/mob/M =	AM
 		if (istype(M, /mob/living/carbon/human) && (isobj(M:shoes) && M:shoes.flags&NOSLIP))
 			return
+		if (istype(M, /mob/living/carbon/metroid))
+			return
 
 		M.pulling = null
 		M << "\blue You slipped on the [name]!"

code/game/objects/stacks/glass.dm

@@ -167,14 +167,18 @@ SHARDS
 /obj/item/weapon/shard/HasEntered(AM as mob|obj)
 	if(ismob(AM))
 		var/mob/M = AM
+		if (istype(M, /mob/living/carbon/metroid)) //I mean they float, seriously. - Erthilo
+			return
 		M << "\red <B>You step in the broken glass!</B>"
 		playsound(src.loc, 'glass_step.ogg', 50, 1)
 		if(ishuman(M))
 			var/mob/living/carbon/human/H = M
-			if(!H.shoes)
-				var/datum/organ/external/affecting = H.get_organ(pick("l_leg", "r_leg"))
+			if(!((H.shoes) || (H.wear_suit && H.wear_suit.body_parts_covered & FEET)))
+				var/datum/organ/external/affecting = H.get_organ(pick("l_foot", "r_foot"))
 				H.Weaken(3)
 				affecting.take_damage(5, 0)
 				H.UpdateDamageIcon()
 				H.updatehealth()
-	..()
+	..()
+
+	//&& H.wear_suit.body_parts_covered&FEET)))