diff --git a/modular_chomp/code/modules/mob/living/carbon/human/species/station/protean/protean_powers.dm b/modular_chomp/code/modules/mob/living/carbon/human/species/station/protean/protean_powers.dm
index ec6da8dd80..5bd0d1033c 100644
--- a/modular_chomp/code/modules/mob/living/carbon/human/species/station/protean/protean_powers.dm
+++ b/modular_chomp/code/modules/mob/living/carbon/human/species/station/protean/protean_powers.dm
@@ -705,3 +705,44 @@
 	to_call = /mob/living/carbon/human/proc/nano_copy_body
 
 #undef PER_LIMB_STEEL_COST
+
+/mob/living/carbon/human/proc/chest_transparency_toggle()
+	set name = "transparency toggle (chest only)"
+	set category = "Abilities.Protean"
+	if(stat || world.time < last_special)
+		return
+	last_special = world.time + 50
+	for(var/obj/item/organ/external/proteanlimbs as anything in src.organs)
+		if(proteanlimbs.organ_tag != BP_TORSO)
+			continue
+		proteanlimbs.transparent = !proteanlimbs.transparent
+	visible_message("<span class='notice'>\The [src]'s internal composition seems to change.</span>")
+	update_icons_body()
+	update_hair()
+
+/obj/effect/protean_ability/chest_transparency
+	ability_name = "transparency toggle (chest only)"
+	desc = "Makes your chest transparent."
+	icon = 'modular_chomp/icons/obj/slimeborg/slimecore.dmi'
+	icon_state = "core"
+	to_call = /mob/living/carbon/human/proc/chest_transparency_toggle
+
+/mob/living/carbon/human/proc/transparency_toggle()
+	set name = "Toggle Transparency"
+	set category = "Abilities.Protean"
+	if(stat || world.time < last_special)
+		return
+	last_special = world.time + 50
+	for(var/obj/item/organ/external/proteanlimbs as anything in src.organs)
+		proteanlimbs.transparent = !proteanlimbs.transparent
+
+	visible_message("<span class='notice'>\The [src]'s internal composition seems to change.</span>")
+	update_icons_body()
+	update_hair()
+
+/obj/effect/protean_ability/transparency_for_entire_body
+	ability_name = "Toggle Transparency"
+	desc = "transparency toggle for your entire body"
+	icon = 'modular_chomp/icons/obj/slimeborg/slimecore.dmi'
+	icon_state = "core"
+	to_call = /mob/living/carbon/human/proc/transparency_toggle
diff --git a/modular_chomp/icons/obj/slimeborg/slimecore.dmi b/modular_chomp/icons/obj/slimeborg/slimecore.dmi
new file mode 100644
index 0000000000..761a44804c
Binary files /dev/null and b/modular_chomp/icons/obj/slimeborg/slimecore.dmi differ