diff --git a/code/game/objects/effects/decals/cleanable.dm b/code/game/objects/effects/decals/cleanable.dm
index 91e858273ec..a4c1e930697 100644
--- a/code/game/objects/effects/decals/cleanable.dm
+++ b/code/game/objects/effects/decals/cleanable.dm
@@ -123,6 +123,14 @@
 		if (blood_type.reagent_type == /datum/reagent/blood)
 			return TRUE
 
+/obj/effect/decal/cleanable/attackby(obj/item/weapon, mob/user, list/modifiers, list/attack_modifiers)
+	if (!isliving(user))
+		return ..()
+	var/mob/living/as_living = user
+	if (as_living.combat_mode)
+		return TRUE
+	return ..()
+
 /// Creates a cleanable decal on a turf
 /// Use this if your decal is one of one, and thus we should not spawn it if it's there already
 /// Returns either the existing cleanable, the one we created, or null if we can't spawn on that turf
diff --git a/code/game/objects/items/devices/earthcracker.dm b/code/game/objects/items/devices/earthcracker.dm
index 5faf68aad3d..9ec9b87ec90 100644
--- a/code/game/objects/items/devices/earthcracker.dm
+++ b/code/game/objects/items/devices/earthcracker.dm
@@ -151,15 +151,15 @@
 		for(var/turf/rock in oview(i)) // This collects a list of rings of turfs (in a growing radius of i) that we'll applying logic to "drill" below.
 
 			if(istype(rock, /turf/closed/mineral))
-				if(prob(50 + (i * 8)))
+				if(prob((i * 15) - 25))
 					continue
 				var/turf/closed/mineral/drillable = rock
 				drillable.gets_drilled(user)
-				if(prob(50))
+				if(prob(15))
 					new /obj/effect/decal/cleanable/rubble(rock)
 				continue
 
-			if(istype(rock, /turf/open/misc/asteroid) && prob(35))
+			if(istype(rock, /turf/open/misc/asteroid) && prob(10))
 				new /obj/effect/decal/cleanable/rubble(rock)
 				continue
 		sleep(0.6 SECONDS)
diff --git a/code/game/objects/structures/lavaland/ore_vent.dm b/code/game/objects/structures/lavaland/ore_vent.dm
index 11f8009b610..47ef1b028c3 100644
--- a/code/game/objects/structures/lavaland/ore_vent.dm
+++ b/code/game/objects/structures/lavaland/ore_vent.dm
@@ -252,20 +252,20 @@
 		for(var/turf/rock in oview(i))
 
 			if(istype(rock, /turf/closed/mineral)) //Solid wall checks: Mine out the wall, but start skipping more as we move farther away.
-				if(prob(50 + (i * 8)))
+				if(prob((i * 15) - 25))
 					continue
 				var/turf/closed/mineral/drillable = rock
 				drillable.gets_drilled(user)
-				if(prob(50))
+				if(prob(15))
 					new /obj/effect/decal/cleanable/rubble(rock) // Only throw rubble when we actually mine something, and not all the time.
 				continue //skip the rest of the checks
 
-			if(istype(rock, /turf/open/misc/asteroid) && prob(35)) // Open rock floors: make rubble decals occasionally.
+			if(istype(rock, /turf/open/misc/asteroid) && prob(10)) // Open rock floors: make rubble decals occasionally.
 				new /obj/effect/decal/cleanable/rubble(rock)
 				continue
 
 			if(istype(rock, /turf/open/lava)) // Lava turfs, skip as we get farther away, otherwise produce a boulder and make it a platform, lasting the whole wave.
-				if(prob(30 + (i * 8))) // We want to skip these less than the mining walls, since lava is more common to deal with.
+				if(prob((i * 15) - 35)) // We want to skip these less than the mining walls, since lava is more common to deal with.
 					continue
 
 				var/obj/item/boulder/produced = produce_boulder(FALSE)