Beta

Defeat Sindragosa in 10-player mode without any member of your raid receiving more than 5 stacks of Mystic Buffet.

Defeat the bosses of The Frostwing Halls in Icecrown Citadel in 10-player mode.

Enter every portal spawned by Valithria Dreamwalker before healing her to full health in 10-player mode.

Defeat the bosses of The Crimson Hall in Icecrown Citadel in 10-player Heroic mode.

Defeat Blood-Queen Lana'thel once as a vampire and again without becoming a vampire in 10-player mode.

Defeat the Blood Council without anyone in the raid taking more than 23,000 spell damage in a single hit in 10-player mode.

Defeat the bosses of The Plagueworks in Icecrown Citadel in 10-player Heroic mode.

Defeat Professor Putricide without using Regurgitated Ooze on the Abomination in 10-player mode.

Defeat the bosses of The Plagueworks in Icecrown Citadel in 10-player mode.

Defeat Festergut while none of the players in your raid group ever had 3 stacks of Inoculated in 10-player mode.

Defeat Rotface without a Big Ooze casting Unstable Ooze Explosion in 10-player mode.

Defeat the first four bosses in Icecrown Citadel in 10-player Heroic mode.

Claim victory in the Gunship Battle without any raid member visiting the enemy gunship more than twice in 10-player mode.

Defeat the Twin Val'kyr in 3 minutes or less in 25-player mode.

Complete the 25-player raid achievements listed below.