Soul Vesseled corpses can be consumed by Vitality Matrices (#23158)

* Soul Vesseled corpses can be drained by Vitality Matrices

* L.

* scarabs don't need this

code/datums/status_effects/debuffs.dm

@@ -0,0 +1,11 @@
+//Largely negative status effects go here, even if they have small benificial effects
+
+/datum/status_effect/sigil_mark //allows the affected target to always trigger sigils while mindless
+	id = "sigil_mark"
+	duration = -1
+	alert_type = null
+	var/stat_allowed = DEAD //if owner's stat is below this, will remove itself
+
+/datum/status_effect/sigil_mark/tick()
+	if(owner.stat < stat_allowed)
+		qdel(src)