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Defeat the Lich King in Icecrown Citadel in 10-player Heroic mode.

Kill every Vile Spirit that spawns before it explodes and then defeat the Lich King in 10-player mode.

Defeat every boss in Icecrown Citadel in 10-player mode.

Defeat the Lich King in Icecrown Citadel in 10-player mode.

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.

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 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 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.

Kill 25 Swarm Scarabs within 30 seconds in 10-player mode.

Kill all the enemy heroes within 60 seconds of the first one dying in 10-player mode.