The Descent into Madness (25 player)
Defeat the bosses of The Descent into Madness area of Ulduar in 25-player mode.
10
25/09/23
Observed (25 player)
Defeat Algalon the Observer in 25-player mode.
10
25/09/23
Siffed (25 player)
Force Thorim to enter the arena while Sif is present in 25-player mode.
10
25/08/23
I'll Take You All On (25 player)
Defeat Thorim, the Ancient Rune Giant and the Runic Colossus in 25-player mode.
10
13/08/23
The Antechamber of Ulduar (25 player)
Defeat the bosses of The Antechamber area of Ulduar in 25-player mode.
10
13/08/23
I Have the Coolest Friends (25 player)
Defeat Hodir without any friendly NPC dying in 25-player mode.
10
13/08/23
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
13/08/23
The Siege of Ulduar (25 player)
Defeat the bosses of The Siege area of Ulduar in 25-player mode.
10
13/08/23
A Quick Shave (25 player)
Defeat Razorscale without allowing her to fly into the air more than once in 25-player mode.
10
13/08/23
Stokin' the Furnace (25 player)
Defeat Ignis the Furnace Master in 4 minutes in 25-player mode.
10
13/08/23
Conqueror of Ulduar
Defeat each boss in Ulduar in 25-player mode without allowing any raid member to die to that boss at any point during that raid lockout period.
10
Three Lights in the Darkness (25 player)
Defeat Yogg-Saron with the assistance of three or fewer Keepers in 25-player mode.
10
Two Lights in the Darkness (25 player)
Defeat Yogg-Saron with the assistance of two or fewer Keepers in 25-player mode.
10
He's Not Getting Any Older (25 player)
Defeat Yogg-Saron within 7 minutes in 25-player mode.
10
One Light in the Darkness (25 player)
Defeat Yogg-Saron with the assistance of one or fewer Keepers in 25-player mode.
10
Alone in the Darkness (25 player)
Defeat Yogg-Saron without the assistance of any Keepers in 25-player mode.
10
I Love the Smell of Saronite in the Morning (25 player)
Defeat General Vezax after defeating the Saronite Animus in 25-player mode.
10
Lose Your Illusion (25 player)
Defeat Thorim while Sif is present in 25-player mode.
10
Disarmed (25 player)
Destroy both of Kologarn's arms and then Kologarn himself within 12 seconds in 25-player mode.
10
Orbit-uary (25 player)
Defeat Flame Leviathan with 4 Orbital Defense Systems active in 25-player mode.
10
Orbital Devastation (25 player)
Defeat Flame Leviathan with 2 Orbital Defense Systems active in 25-player mode.
10
Nuked from Orbit (25 player)
Defeat Flame Leviathan with 3 Orbital Defense Systems active in 25-player mode.
10
Orbital Bombardment (25 player)
Defeat Flame Leviathan with 1 Orbital Defense System active 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
Hot Pocket (25 player)
Survive being thrown into Ignis the Furnace Master's Slag Pot in 25-player mode.
10
Shutout (25 player)
Defeat Flame Leviathan without causing a System Shutdown in 25-player mode.
10
The Secrets of Ulduar (25 player)
Defeat every boss in Ulduar in 25-player mode.
25
The Keepers of Ulduar (25 player)
Defeat the Keeper bosses of Ulduar 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