diff --git a/code/game/objects/effects/decals/remains.dm b/code/game/objects/effects/decals/remains.dm
index ff3c8d4a618..e6cc7a6b67d 100644
--- a/code/game/objects/effects/decals/remains.dm
+++ b/code/game/objects/effects/decals/remains.dm
@@ -18,11 +18,13 @@
 	icon_state = "remainsrobot"
 
 /obj/effect/decal/remains/mouse
-	desc = "They look like the remains of a small rodent."
-	icon_state = "mouse"
+	name = "mouse skeleton"
+	desc = "Looks like the remains of a small rodent. It doesn't squeak anymore."
+	icon = 'icons/mob/mouse.dmi'
+	icon_state = "skeleton"
 
 /obj/effect/decal/remains/lizard
-	desc = "They look like the remains of a small rodent."
+	desc = "They look like the remains of a small reptile."
 	icon_state = "lizard"
 
 /obj/effect/decal/remains/attack_hand(mob/user as mob)
diff --git a/code/modules/mob/death.dm b/code/modules/mob/death.dm
index a48dd5ec78c..da17ad95122 100644
--- a/code/modules/mob/death.dm
+++ b/code/modules/mob/death.dm
@@ -25,8 +25,11 @@
 //This is the proc for turning a mob into ash. Mostly a copy of gib code (above).
 //Originally created for wizard disintegrate. I've removed the virus code since it's irrelevant here.
 //Dusting robots does not eject the MMI, so it's a bit more powerful than gib() /N
-/mob/proc/dust(anim="dust-m",remains=/obj/effect/decal/cleanable/ash)
+/mob/proc/dust(anim="dust-m",remains=/obj/effect/decal/cleanable/ash, iconfile = 'icons/mob/mob.dmi')
 	death(1)
+	if (istype(loc, /obj/item/weapon/holder))
+		var/obj/item/weapon/holder/H = loc
+		H.release_mob()
 	var/atom/movable/overlay/animation = null
 	transforming = 1
 	canmove = 0
@@ -35,7 +38,7 @@
 
 	animation = new(loc)
 	animation.icon_state = "blank"
-	animation.icon = 'icons/mob/mob.dmi'
+	animation.icon = iconfile
 	animation.master = src
 
 	flick(anim, animation)
diff --git a/code/modules/mob/holder.dm b/code/modules/mob/holder.dm
index c94596263b3..bd1d58c2da9 100644
--- a/code/modules/mob/holder.dm
+++ b/code/modules/mob/holder.dm
@@ -70,6 +70,8 @@ var/list/holder_mob_icon_cache = list()
 	origin_tech = list(TECH_BIO = 6)
 
 /obj/item/weapon/holder/process()
+	if (!contained)
+		qdel(src)
 
 	if(!get_holding_mob() || contained.loc != src)
 		if (is_unsafe_container(loc) && contained.loc == src)
diff --git a/code/modules/mob/living/simple_animal/friendly/lizard.dm b/code/modules/mob/living/simple_animal/friendly/lizard.dm
index 0a57f51ed17..64652da558c 100644
--- a/code/modules/mob/living/simple_animal/friendly/lizard.dm
+++ b/code/modules/mob/living/simple_animal/friendly/lizard.dm
@@ -20,11 +20,19 @@
 	density = 0
 	seek_speed = 0.75
 
+	var/decompose_time = 18000
+
 /mob/living/simple_animal/lizard/New()
 	..()
 
 	nutrition = rand(max_nutrition*0.25, max_nutrition*0.75)
 
+/mob/living/simple_animal/lizard/Life()
+	if (!..())
+		if ((world.time - timeofdeath) > decompose_time)
+			dust()
+
+
 /mob/living/simple_animal/lizard/attack_hand(mob/living/carbon/human/M as mob)
 	if (src.stat == DEAD)//If the creature is dead, we don't pet it, we just pickup the corpse on click
 		get_scooped(M)
@@ -35,3 +43,6 @@
 /mob/living/simple_animal/lizard/death()
 	.=..()
 	desc = "It doesn't hiss anymore."
+
+/mob/living/simple_animal/lizard/dust()
+	..(remains = /obj/effect/decal/remains/lizard)
diff --git a/code/modules/mob/living/simple_animal/friendly/mouse.dm b/code/modules/mob/living/simple_animal/friendly/mouse.dm
index dbc66e30c82..39a38c0f841 100644
--- a/code/modules/mob/living/simple_animal/friendly/mouse.dm
+++ b/code/modules/mob/living/simple_animal/friendly/mouse.dm
@@ -49,38 +49,43 @@
 	can_pull_size = 1
 	can_pull_mobs = MOB_PULL_NONE
 
+	var/decompose_time = 18000
+
 /mob/living/simple_animal/mouse/Life()
-	..()
+	if(..())
 
-	if(client)
-		//Player-animals don't do random speech normally, so this is here
-		//Player-controlled mice will still squeak, but less often than NPC mice
-		if (stat == CONSCIOUS && prob(speak_chance*0.1))
-			squeak_soft(0)
+		if(client)
+			//Player-animals don't do random speech normally, so this is here
+			//Player-controlled mice will still squeak, but less often than NPC mice
+			if (stat == CONSCIOUS && prob(speak_chance*0.1))
+				squeak_soft(0)
 
-		if(is_ventcrawling == 0)
-			sight = SEE_SELF // Returns mouse sight to normal when they leave a vent
+			if(is_ventcrawling == 0)
+				sight = SEE_SELF // Returns mouse sight to normal when they leave a vent
 
-		if (squeals < maxSqueals)
-			var/diff = world.time - last_squealgain
-			if (diff > 600)
-				squeals++
-				last_squealgain = world.time
+			if (squeals < maxSqueals)
+				var/diff = world.time - last_squealgain
+				if (diff > 600)
+					squeals++
+					last_squealgain = world.time
 
-	if(!ckey && stat == CONSCIOUS && prob(0.5))
-		stat = UNCONSCIOUS
-		icon_state = "mouse_[body_color]_sleep"
-		wander = 0
-		speak_chance = 0
-		//snuffles
-	else if(stat == UNCONSCIOUS)
-		if(ckey || prob(1))
-			stat = CONSCIOUS
-			icon_state = "mouse_[body_color]"
-			wander = 1
-			speak_chance = initial(speak_chance)
-		else if(prob(5))
-			audible_emote("snuffles.")
+		if(!ckey && stat == CONSCIOUS && prob(0.5))
+			stat = UNCONSCIOUS
+			icon_state = "mouse_[body_color]_sleep"
+			wander = 0
+			speak_chance = 0
+			//snuffles
+		else if(stat == UNCONSCIOUS)
+			if(ckey || prob(1))
+				stat = CONSCIOUS
+				icon_state = "mouse_[body_color]"
+				wander = 1
+				speak_chance = initial(speak_chance)
+			else if(prob(5))
+				audible_emote("snuffles.")
+	else
+		if ((world.time - timeofdeath) > decompose_time)
+			dust()
 
 
 
@@ -221,6 +226,9 @@
 		client.time_died_as_mouse = world.time
 	..()
 
+/mob/living/simple_animal/mouse/dust()
+	..(anim = "dust_[body_color]", remains = /obj/effect/decal/remains/mouse, iconfile = 'icons/mob/mouse.dmi')
+
 /mob/living/simple_animal/mouse/lay_down()
 	set name = "Rest"
 	set category = "IC"
diff --git a/code/modules/supermatter/supermatter.dm b/code/modules/supermatter/supermatter.dm
index 479696cdd1f..30663c850ce 100644
--- a/code/modules/supermatter/supermatter.dm
+++ b/code/modules/supermatter/supermatter.dm
@@ -371,6 +371,11 @@
 		user.dust()
 		power += 200
 	else
+		if (istype(user, /obj/item/weapon/holder))
+			var/obj/item/weapon/holder/H = user
+			Consume(H.contained)//If its a holder, eat the thing inside
+			qdel(H)
+			return
 		qdel(user)
 
 	power += 200
diff --git a/html/changelogs/Nanako-Skelemice.yml b/html/changelogs/Nanako-Skelemice.yml
new file mode 100644
index 00000000000..31c6f2b2cb4
--- /dev/null
+++ b/html/changelogs/Nanako-Skelemice.yml
@@ -0,0 +1,36 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes: 
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#################################
+
+# Your name.  
+author: Nanako
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes: 
+  - rscadd: "Mice and lizards will now decompose to a skeleton 30mins after death, or if turned to dust by something (like the supermatter)"
diff --git a/icons/effects/blood.dmi b/icons/effects/blood.dmi
index f0146ec2cc4..9237d75f6c0 100644
Binary files a/icons/effects/blood.dmi and b/icons/effects/blood.dmi differ
diff --git a/icons/mob/mouse.dmi b/icons/mob/mouse.dmi
index ee4a5648f7f..340340847ad 100644
Binary files a/icons/mob/mouse.dmi and b/icons/mob/mouse.dmi differ