Dances with Oozes (25 player)
Defeat Rotface without a Big Ooze casting Unstable Ooze Explosion in 25-player mode.
10
Heroic: Fall of the Lich King (25 player)
Defeat every boss in Icecrown Citadel in 25-player Heroic mode.
25
The Light of Dawn
Defeat the Lich King in Icecrown Citadel in 25-player Heroic mode.
10
The Orb Whisperer (25 player)
Defeat the Blood Council without anyone in the raid taking more than 25,000 spell damage in a single hit 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
Call of the Crusade (10 player)
Defeat every boss in the Trial of the Crusader in 10-player mode.
10
Call of the Grand Crusade (10 player)
Defeat every boss in the Trial of the Grand Crusader in 10-player Heroic mode.
10
Salt and Pepper (10 player)
Defeat the Twin Val'kyr in 3 minutes or less in 10-player mode.
10
The Twilight Destroyer (10 player)
Defeat Halion in The Ruby Sanctum in 10-player mode.
10
Heroic: The Crimson Hall (10 player)
Defeat the bosses of The Crimson Hall in Icecrown Citadel in 10-player Heroic mode.
10
Dances with Oozes (10 player)
Defeat Rotface without a Big Ooze casting Unstable Ooze Explosion in 10-player mode.
10
Heroic: The Frostwing Halls (10 player)
Defeat the bosses of The Frostwing Halls in Icecrown Citadel in 10-player Heroic mode.
10
Portal Jockey (10 player)
Enter every portal spawned by Valithria Dreamwalker before healing her to full health in 10-player mode.
10
Heroic: The Plagueworks (10 player)
Defeat the bosses of The Plagueworks in Icecrown Citadel in 10-player Heroic mode.
10
Once Bitten, Twice Shy (10 player)
Defeat Blood-Queen Lana'thel once as a vampire and again without becoming a vampire in 10-player mode.
10
Nerf Engineering (10 player)
Defeat XT-002 Deconstructor without him recovering any health from XS-013 in 10-player mode.
10
Must Deconstruct Faster (10 player)
Defeat XT-002 Deconstructor in 205 seconds in 10-player mode.
10
Nerf Gravity Bombs (10 player)
Defeat XT-002 Deconstructor without any raid member dying from a Gravity Bomb in 10-player mode.
10
Fall of the Lich King (10 player)
Defeat every boss in Icecrown Citadel in 10-player mode.
25
The Frozen Throne (10 player)
Defeat the Lich King in Icecrown Citadel in 10-player mode.
10
Heroic: Storming the Citadel (10 player)
Defeat the first four bosses in Icecrown Citadel in 10-player Heroic mode.
10
The Frozen Throne (25 player)
Defeat the Lich King in Icecrown Citadel in 25-player mode.
10
Fall of the Lich King (25 player)
Defeat every boss in Icecrown Citadel in 25-player mode.
25
Heroic: The Plagueworks (25 player)
Defeat the bosses of The Plagueworks in Icecrown Citadel in 25-player Heroic mode.
10
The Plagueworks (25 player)
Defeat the bosses of The Plagueworks in Icecrown Citadel in 25-player mode.
10
The Frostwing Halls (25 player)
Defeat the bosses of The Frostwing Halls in Icecrown Citadel in 25-player mode.
10
Heroic: The Frostwing Halls (25 player)
Defeat the bosses of The Frostwing Halls in Icecrown Citadel in 25-player Heroic mode.
10
The Twilight Destroyer (25 player)
Defeat Halion in The Ruby Sanctum in 25-player mode.
10
The Crimson Hall (25 player)
Defeat the bosses of The Crimson Hall in Icecrown Citadel in 25-player mode.
10
Heroic: The Crimson Hall (25 player)
Defeat the bosses of The Crimson Hall in Icecrown Citadel in 25-player Heroic mode.
10
Storming the Citadel (25 player)
Defeat the first four bosses in Icecrown Citadel in 25-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
Heroic: Storming the Citadel (25 player)
Defeat the first four bosses in Icecrown Citadel in 25-player Heroic 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
The Frostwing Halls (10 player)
Defeat the bosses of The Frostwing Halls in Icecrown Citadel in 10-player mode.
10
The Crimson Hall (10 player)
Defeat the bosses of The Crimson Hall in Icecrown Citadel in 10-player mode.
10
The Orb Whisperer (10 player)
Defeat the Blood Council without anyone in the raid taking more than 23,000 spell damage in a single hit in 10-player mode.
10
The Plagueworks (10 player)
Defeat the bosses of The Plagueworks in Icecrown Citadel in 10-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
Boned (10 player)
Defeat Lord Marrowgar without any raid member remaining impaled for more than 8 seconds in 10-player mode.
10
She Deep Breaths More (25 player)
Defeat Onyxia without anyone taking damage from a Deep Breath in 25-player mode.
10
More Dots! (25 player)
Defeat Onyxia in less than 5 minutes in 25-player mode.
10
Stokin' the Furnace (10 player)
Defeat Ignis the Furnace Master in 4 minutes in 10-player mode.
10
Hot Pocket (10 player)
Survive being thrown into Ignis the Furnace Master's Slag Pot in 10-player mode.
10
Shutout (10 player)
Defeat Flame Leviathan without causing a System Shutdown in 10-player mode.
10
Onyxia's Lair (25 player)
Defeat Onyxia in 25-player mode.
10