But, when they first pop, in either of the 3 adjoining rooms, they are invis giant sized mobs, with the name "thulagar's doppleganger" hovering over. Once they reach the doorway of whichever room they pop in, they get a target, and respawn in the back of the north room , with the appearance of the character. If they take on the form of a cleric in the raid, they cast DA on people they agro.