Makes the walls from Desecrated Duel GC properly (#24990)

* GC is a thing of all time

* Spacing

code/modules/antagonists/vampire/vampire_powers/gargantua_powers.dm

@@ -259,6 +259,7 @@
 	user.apply_status_effect(STATUS_EFFECT_VAMPIRE_GLADIATOR)
 	spell_active = TRUE
 	timer = addtimer(CALLBACK(src, PROC_REF(dispel), user, TRUE), 30 SECONDS, TIMER_STOPPABLE)
+	INVOKE_ASYNC(src, PROC_REF(arena_trap), get_turf(target))  //Gets another arena trap queued up for when this one runs out.
 	RegisterSignal(user, COMSIG_PARENT_QDELETING, PROC_REF(dispel))
 	arena_checks(get_turf(target), user)
 
@@ -266,7 +267,6 @@
 	if(!spell_active || QDELETED(src))
 		return
 	INVOKE_ASYNC(src, PROC_REF(fighters_check), user)  //Checks to see if our fighters died.
-	INVOKE_ASYNC(src, PROC_REF(arena_trap), target_turf)  //Gets another arena trap queued up for when this one runs out.
 	addtimer(CALLBACK(src, PROC_REF(arena_checks), target_turf, user), 5 SECONDS)
 
 /datum/spell/vampire/arena/proc/arena_trap(turf/target_turf)

code/modules/mob/living/simple_animal/hostile/mining/elites/elite.dm

@@ -476,6 +476,9 @@ While using this makes the system rely on OnFire, it still gives options for tim
 	if(isliving(mover))
 		return FALSE
 
+/obj/effect/temp_visual/elite_tumor_wall/gargantua
+	duration = 35 SECONDS // A bit longer than the spell lasts, it should be cleaned up by the spell otherwise it might not GC properly
+
 /obj/effect/temp_visual/elite_tumor_wall/gargantua/CanPass(atom/movable/mover, border_dir)
 	return FALSE