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

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

Defeat Lady Deathwhisper with at least five different types of Cultists active at the time of her demise in 10-player mode.

Defeat Ragnaros in Firelands on Heroic Difficulty.

Defeat Majordomo Fandral Staghelm in Firelands on Heroic Difficulty.

Defeat Baleroc in Firelands on Heroic Difficulty.

Defeat Shannox in Firelands on Heroic Difficulty.

Defeat Beth'tilac in Firelands on Heroic Difficulty.

Defeat Alysrazor in Firelands on Heroic Difficulty.

Defeat Lord Rhyolith in the Firelands without ever causing him to turn left while his armor is intact.

Defeat Lord Rhyolith in Firelands on Heroic Difficulty.

Defeat the bosses in the city section at the base of Highmaul.