Beta

Defeat Hadronox in Azjol-Nerub on Heroic Difficulty before he webs the top doors and prevents more creatures from spawning.

Defeat Krik'thir the Gatewatcher in Azjol-Nerub on Heroic Difficulty while Watcher Gashra, Watcher Narji, and Watcher Silthik are still alive.

Solo kill a Molten Behemoth in the Molten Front without taking any damage from Molten Stomp or Fiery Boulder.

Win a duel against another player.

Defeat Kel'Thuzad in Naxxramas while killing at least 18 abominations in his chamber in 10 player mode.

Defeat the bosses of Naxxramas with less than 9 people in the zone in 10-player mode.

Defeat every boss in Naxxramas in 10-player mode.

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

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

Defeat Thaddius in Naxxramas without anyone in the raid crossing the negative and positive charges 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 the bosses of The Plague Quarter of Naxxramas in 10-player mode.

Defeat Heigan the Unclean in Naxxramas without anyone in the raid dying in 10 player mode.

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