diff --git a/code/modules/antagonists/nightmare/nightmare_equipment.dm b/code/modules/antagonists/nightmare/nightmare_equipment.dm
index 530f39bea62..965b95ca6e8 100644
--- a/code/modules/antagonists/nightmare/nightmare_equipment.dm
+++ b/code/modules/antagonists/nightmare/nightmare_equipment.dm
@@ -18,6 +18,10 @@
 	hitsound = 'sound/weapons/bladeslice.ogg'
 	wound_bonus = -30
 	bare_wound_bonus = 20
+	///If this is true, our next hit will be critcal, temporarily stunning our target
+	var/has_crit = FALSE
+	///The timer which controls our next crit
+	var/crit_timer
 
 /obj/item/light_eater/Initialize(mapload)
 	. = ..()
@@ -27,3 +31,55 @@
 	effectiveness = 70, \
 	)
 	AddComponent(/datum/component/light_eater)
+
+/obj/item/light_eater/equipped(mob/user, slot, initial = FALSE)
+	. = ..()
+	if(!user?.mind?.has_antag_datum(/datum/antagonist/nightmare))
+		return
+	RegisterSignal(user, COMSIG_MOB_ENTER_JAUNT, PROC_REF(prepare_crit_timer))
+	RegisterSignal(user, COMSIG_MOB_AFTER_EXIT_JAUNT, PROC_REF(stop_crit_timer))
+
+/obj/item/light_eater/dropped(mob/user, silent = FALSE)
+	. = ..()
+	if(!user?.mind?.has_antag_datum(/datum/antagonist/nightmare))
+		return
+	UnregisterSignal(user, COMSIG_MOB_ENTER_JAUNT)
+	UnregisterSignal(user, COMSIG_MOB_AFTER_EXIT_JAUNT)
+	remove_crit()
+
+/obj/item/light_eater/attack(mob/living/target, mob/living/user, params)
+	. = ..()
+	if(!has_crit)
+		return
+	playsound(target, 'sound/effects/wounds/crackandbleed.ogg', 100, TRUE)
+	var/datum/dna/target_dna = target.has_dna()
+	if(target.stat == DEAD)
+		user.visible_message(span_warning("[user] gores [target] with [src]!"), span_warning("You gore [target] with [src], which doesn't accomplish much, but it does make you feel a little better."))
+	else if(!target_dna?.check_mutation(/datum/mutation/human/hulk) && (iscarbon(target) || issilicon(target)))
+		user.visible_message(span_boldwarning("[user] gores [target] with [src], bringing them to a halt!"), span_userdanger("You gore [target] with [src], bringing them to a halt!"))
+		target.Paralyze(issilicon(target) ? 2 SECONDS : 1 SECONDS)
+	else
+		user.visible_message(span_boldwarning("[user] gores [target] with [src], ripping into them!"), span_userdanger("You gore [target] with [src], ripping into them!"))
+		target.apply_damage(damage = force, forced = TRUE)
+	remove_crit()
+
+/obj/item/light_eater/proc/prepare_crit_timer()
+	crit_timer = addtimer(CALLBACK(src, PROC_REF(add_crit)), 15 SECONDS, TIMER_DELETE_ME | TIMER_STOPPABLE)
+
+/obj/item/light_eater/proc/stop_crit_timer()
+	deltimer(crit_timer)
+
+/obj/item/light_eater/proc/add_crit()
+	if(has_crit)
+		return
+	has_crit = TRUE
+	add_filter("crit_glow", 3, list("type" = "outline", "color" = "#ff330030", "size" = 5))
+	if(ismob(loc))
+		loc.balloon_alert(loc, "critical strike ready")
+
+/obj/item/light_eater/proc/remove_crit()
+	if(!has_crit)
+		return
+	has_crit = FALSE
+	remove_filter("crit_glow")
+	stop_crit_timer()
diff --git a/tgui/packages/tgui/interfaces/AntagInfoNightmare.tsx b/tgui/packages/tgui/interfaces/AntagInfoNightmare.tsx
index dd3729477d8..2552bf4b86e 100644
--- a/tgui/packages/tgui/interfaces/AntagInfoNightmare.tsx
+++ b/tgui/packages/tgui/interfaces/AntagInfoNightmare.tsx
@@ -11,7 +11,7 @@ const noticestyle = {
 
 export const AntagInfoNightmare = (props) => {
   return (
-    <Window width={620} height={340}>
+    <Window width={620} height={380}>
       <Window.Content backgroundColor="#0d0d0d">
         <Stack fill>
           <Stack.Item width="46.2%">
@@ -63,7 +63,8 @@ export const AntagInfoNightmare = (props) => {
                 </LabeledList.Item>
                 <LabeledList.Item label="Light Eater">
                   Your twisted appendage. It will consume the light of what it
-                  touches, be it victim or object.
+                  touches, be it victim or object. After 15 seconds of being in
+                  jaunt, stabbing a foe will stun them or do extra damage.
                 </LabeledList.Item>
               </LabeledList>
             </Section>