Beta

Allow Necrotic Plague to stack to 30 before defeating the Lich King in 10-player mode.

Kill every Vile Spirit that spawns before it explodes and then defeat the Lich King 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.

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

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

Defeat Lord Marrowgar without any raid member remaining impaled for more than 8 seconds in 10-player mode.

Defeat Gekkan and his Glintrok entourage in Mogu'shan Palace on Heroic difficulty within 5 minutes of being spotted by the Glintrok Scout.

Use the Dungeon Finder tool to finish random heroic dungeons until you have grouped with 50 random players total.