Gavitzle (Heroic)

Strategy

 * 1)  is in the back left corner. When you approach him, he has a little dialogue before he summons a group of linked  and . He also encloses himself in a gelatinous cube "slime shield". Kill the skeletons.
 * 2)  will begin porting and then hitting a member of the group with a trailing pus bomb. That person must run to  to scrape the bomb off on his shield. The blue-black portals on the floor spawn, so you'll want to try to stay away from them.
 * 3) Once  shield breaks down, he will fight the group until he's taken about 50 million damage, then he grabs one of the  and ports completeley away. You get a message telling you where he ended up.