Beta

Defeat Ascendant Lord Obsidius on Heroic difficulty while in a guild group.

Kill 50,000 critters

Reach guild level 10.

Defeat Kel'Thuzad in Naxxramas while killing at least 18 abominations in his chamber while in a guild group.

Defeat Malygos in 3 minutes or less while in a guild group.

With all three Twilight Drakes still alive, engage and defeat Sartharion the Onyx Guardian while in a guild group.

Defeat Vanessa VanCleef in Deadmines on Heroic difficulty while in a guild group.

Defeat Ozumat in Throne of the Tides on Heroic difficulty while in a guild group.

Complete the heroic Northrend dungeon achievements listed below while in a guild group.

Survive the encounter with the Lich King on Heroic difficulty while in a guild group.

Defeat Scourgelord Tyrannus and Rimefang in The Pit of Saron on Heroic difficulty while in a guild group.

Defeat The Black Knight in the Trial of the Champion on Heroic Difficulty while in a guild group.

Defeat Loken on Heroic Difficulty while in a guild group.

Defeat The Tribunal of Ages the Halls of Stone on Heroic Difficulty while in a guild group.

Defeat the Devourer of Souls in The Forge of Souls on Heroic difficulty while in a guild group.