The Keepers of Ulduar (25 player)
Defeat the Keeper bosses of Ulduar in 25-player mode.
10
12/03/23
Siffed (25 player)
Force Thorim to enter the arena while Sif is present in 25-player mode.
10
12/03/23
The Antechamber of Ulduar (25 player)
Defeat the bosses of The Antechamber area of Ulduar in 25-player mode.
10
12/03/23
The Siege of Ulduar (25 player)
Defeat the bosses of The Siege area of Ulduar in 25-player mode.
10
12/03/23
The Spellweaver's Downfall (25 player)
Defeat Malygos in 25-player mode.
25
05/03/23
Besting the Black Dragonflight (25 player)
Defeat Sartharion the Onyx Guardian in 25-player mode.
25
05/03/23
The Fall of Naxxramas (25 player)
Defeat every boss in Naxxramas in 25-player mode.
50
05/03/23
Kel'Thuzad's Defeat (25 player)
Defeat Kel'Thuzad in Naxxramas in 25-player mode.
10
05/03/23
Sapphiron's Demise (25 player)
Defeat Sapphiron in Naxxramas in 25-player mode.
10
05/03/23
The Arachnid Quarter (25 player)
Defeat the bosses of The Arachnid Quarter of Naxxramas in 25-player mode.
10
05/03/23
The Plague Quarter (25 player)
Defeat the bosses of The Plague Quarter of Naxxramas in 25-player mode.
10
05/03/23
The Military Quarter (25 player)
Defeat the bosses of The Military Quarter of Naxxramas in 25-player mode.
10
05/03/23
The Construct Quarter (25 player)
Defeat the bosses of The Construct Quarter of Naxxramas in 25-player mode.
10
05/03/23
I Choose You, Stormcaller Brundir (25 player)
Defeat the Assembly of Iron with Stormcaller Brundir as the last member alive in 25-player mode.
10
02/03/23
Stokin' the Furnace (25 player)
Defeat Ignis the Furnace Master in 4 minutes in 25-player mode.
10
02/03/23
A Quick Shave (25 player)
Defeat Razorscale without allowing her to fly into the air more than once in 25-player mode.
10
02/03/23
I'll Take You All On (25 player)
Defeat Thorim, the Ancient Rune Giant and the Runic Colossus in 25-player mode.
10
Must Deconstruct Faster (25 player)
Defeat XT-002 Deconstructor in 205 seconds in 25-player mode.
10
Nerf Gravity Bombs (25 player)
Defeat XT-002 Deconstructor without any raid member dying from a Gravity Bomb 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 (25 player)
Defeat Malygos in 6 minutes or less in 25-player mode.
10
Twilight Duo (25 player)
With at least two Twilight Drakes still alive, engage and defeat Sartharion the Onyx Guardian in 25-player mode.
10
Twilight Assist (25 player)
With at least one Twilight Drake still alive, engage and defeat Sartharion the Onyx Guardian in 25-player mode.
10
Arachnophobia (25 player)
Kill Maexxna in Naxxramas within 20 minutes of Anub'Rekhan's death in 25-player mode.
10
Momma Said Knock You Out (25 player)
Defeat Grand Widow Faerlina in Naxxramas without dispelling or preventing frenzy in 25-player mode.
10
The Safety Dance (25 player)
Defeat Heigan the Unclean in Naxxramas without anyone in the raid dying in 25-player mode.
10
Make Quick Werk Of Him (25 player)
Kill Patchwerk in Naxxramas in 3 minutes or less in 25-player mode.
10
Three Car Garage (25 player)
Defeat Flame Leviathan while in each of the following vehicles in 25-player mode.
10
The Secrets of Ulduar (25 player)
Defeat every boss in Ulduar in 25-player mode.
25