Kel'Thuzad's Defeat (10 player)
Defeat Kel'Thuzad in Naxxramas in 10-player mode.
10
The Fall of Naxxramas (10 player)
Defeat every boss in Naxxramas in 10-player mode.
25
Sapphiron's Demise (10 player)
Defeat Sapphiron in Naxxramas in 10-player mode.
10
The Military Quarter (10 player)
Defeat the bosses of The Military Quarter of Naxxramas in 10 player mode.
10
The Plague Quarter (10 player)
Defeat the bosses of The Plague Quarter of Naxxramas in 10-player mode.
10
The Construct Quarter (10 player)
Defeat the bosses of The Construct Quarter of Naxxramas in 10-player mode.
10
The Arachnid Quarter (10 player)
Defeat the bosses of The Arachnid Quarter of Naxxramas in 10-player mode.
10
Besting the Black Dragonflight (10 player)
Defeat Sartharion the Onyx Guardian in 10-player mode.
10
Gonna Go When the Volcano Blows (10 player)
Defeat Sartharion the Onyx Guardian without getting hit by Lava Strike in 10 player mode.
10