Beta

Defeat Sindragosa in 25-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 25-player mode.

Enter every portal spawned by Valithria Dreamwalker before healing her to full health in 25-player mode.

Defeat the bosses of The Crimson Hall in Icecrown Citadel in 25-player mode.

Defeat the Blood Council without anyone in the raid taking more than 25,000 spell damage in a single hit in 25-player mode.

Defeat Professor Putricide without using Regurgitated Ooze on the Abomination in 25-player mode.

Defeat Rotface without a Big Ooze casting Unstable Ooze Explosion in 25-player mode.

Defeat Festergut while none of the players in your raid group ever had 3 stacks of Inoculated in 25-player mode.

Defeat Algalon the Observer in 25-player mode.

Defeat Yogg-Saron without the assistance of any Keepers in 25-player mode.

Defeat Yogg-Saron with the assistance of one or fewer Keepers in 25-player mode.

Defeat Yogg-Saron with the assistance of two or fewer Keepers in 25-player mode.

Defeat Yogg-Saron with the assistance of three or fewer Keepers in 25-player mode.

Defeat Yogg-Saron within 7 minutes in 25-player mode.

Defeat Yogg-Saron without any raid member going insane in 25-player mode.