The 1.30 update is here: Party Dungeons! Achievements! Arcade! We're in the process of adding new info. NOTE: The Web version is not yet updated. There are a few lingering issues Lava needs to fix before that happens.
Chaotic Amarok Slab
A piece of rock from the bigger badder wolf himself. Careful, it's overflowing with poisonous ooze! No wait, that's just plasma energy...