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

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 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 Deathbringer before Mark of the Fallen Champion is cast three times in 10-player mode.

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

Defeat the bosses of The Descent into Madness area of Ulduar in 25-player mode.

Defeat the Keeper bosses of Ulduar in 25-player mode.

Defeat Freya while leaving all 3 Elders alive in 25-player mode.

Defeat Freya while leaving at least 2 Elders alive in 25-player mode.