Beta

Defeat Lord Marrowgar without any raid member remaining impaled for more than 8 seconds in 25-player mode.

Defeat Nefarian.

Defeat Kel'Thuzad in Naxxramas in 10-player mode.

Defeat Sapphiron in Naxxramas without any member of the raid having a frost resist value over 100 in 10-player mode.

Defeat Sapphiron in Naxxramas in 10-player mode.

Defeat Maexxna in Naxxramas within 20 minutes of Anub'Rekhan's death in 10-player mode.

Defeat the bosses of The Arachnid Quarter of Naxxramas in 10-player mode.

Defeat Thaddius in Naxxramas with less than 9 players in 10-player mode.

Defeat the bosses of The Construct Quarter of Naxxramas in 10-player mode.

Defeat Patchwerk in Naxxramas in 3 minutes or less in 10-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.