The Frostwing Halls (10 player)
Defeat the bosses of The Frostwing Halls in Icecrown Citadel in 10-player mode.
10
The Plagueworks (25 player)
Defeat the bosses of The Plagueworks in Icecrown Citadel in 25-player mode.
10
Boned (25 player)
Defeat Lord Marrowgar without any raid member remaining impaled for more than 8 seconds in 25-player mode.
10
A Quick Shave (10 player)
Defeat Razorscale without allowing her to fly into the air more than once in 10-player mode.
10
Shutout (10 player)
Defeat Flame Leviathan without causing a System Shutdown in 10-player mode.
10
The Plagueworks (10 player)
Defeat the bosses of The Plagueworks in Icecrown Citadel in 10-player mode.
10
A Quick Shave (25 player)
Defeat Razorscale without allowing her to fly into the air more than once in 25-player mode.
10
Shutout (25 player)
Defeat Flame Leviathan without causing a System Shutdown in 25-player mode.
10
You Don't Have An Eternity (10 player)
Defeat Malygos in 6 minutes or less in 10-player mode.
10
The Spellweaver's Downfall (10 player)
Defeat Malygos in 10-player mode.
10
Boned (10 player)
Defeat Lord Marrowgar without any raid member remaining impaled for more than 8 seconds in 10-player mode.
10
I've Gone and Made a Mess (25 player)
Defeat the Deathbringer before Mark of the Fallen Champion is cast five times in 25-player mode.
10
I've Gone and Made a Mess (10 player)
Defeat the Deathbringer before Mark of the Fallen Champion is cast three times in 10-player mode.
10
Storming the Citadel (10 player)
Defeat the first four bosses in Icecrown Citadel in 10-player mode.
10
I'm on a Boat (10 player)
Claim victory in the Gunship Battle without any raid member visiting the enemy gunship more than twice in 10-player mode.
10
Gonna Go When the Volcano Blows (25 player)
Defeat Sartharion the Onyx Guardian without getting hit by Lava Strike in 25-player mode.
10
Besting the Black Dragonflight (25 player)
Defeat Sartharion the Onyx Guardian in 25-player mode.
25
Storming the Citadel (25 player)
Defeat the first four bosses in Icecrown Citadel in 25-player mode.
10
I'm on a Boat (25 player)
Claim victory in the Gunship Battle without any raid member visiting the enemy gunship more than once in 25-player mode.
10
Call of the Grand Crusade (25 player)
Defeat every boss in the Trial of the Grand Crusader in 25-player Heroic mode.
10
She Deep Breaths More (10 player)
Defeat Onyxia without anyone taking damage from a Deep Breath in 10-player mode.
10
More Dots! (10 player)
Defeat Onyxia in less than 5 minutes in 10-player mode.
10
Onyxia's Lair (10 player)
Defeat Onyxia in 10-player mode.
10
Salt and Pepper (25 player)
Defeat the Twin Val'kyr in 3 minutes or less in 25-player mode.
10
Onyxia's Lair (25 player)
Defeat Onyxia in 25-player mode.
10
Salt and Pepper (10 player)
Defeat the Twin Val'kyr in 3 minutes or less in 10-player mode.
10
Three Sixty Pain Spike (10 player)
Defeat Lord Jaraxxus while at least two Mistresses of Pain are alive in 10-player mode.
10
Call of the Crusade (25 player)
Defeat every boss in the Trial of the Crusader in 25-player mode.
10
Kel'Thuzad's Defeat (10 player)
Defeat Kel'Thuzad in Naxxramas in 10-player mode.
10
Call of the Crusade (10 player)
Defeat every boss in the Trial of the Crusader in 10-player mode.
10