Beta

Defeat the Assembly of Iron while under the effect of an Iron Boot Flask in 10-player mode.

Defeat the Assembly of Iron with Steelbreaker as the last member alive in 10-player mode.

Destroy 100 Steelforged Defenders in 10 seconds on the Ulduar gauntlet in 10-player mode.

Defeat Mimiron without anyone in the raid being hit by the following in 25-player mode.

Defeat the Feral Defender while defeating Auriaya in 25-player mode.

Defeat Kologarn without destroying either of his arms in 25-player mode.

Defeat Ignis the Furnace Master after shattering 2 Iron Constructs within 5 seconds in 25-player mode.

Destroy 100 Steelforged Defenders in 10 seconds in the Iron Concourse at the entrance to Ulduar.

Destroy 100 Steelforged Defenders in 10 seconds on the Ulduar gauntlet in 25-player mode.

Defeat the Conclave of Wind in the Throne of the Four Winds while everyone in the raid has at least 7 stacks of Wind Chill.

Complete the Cataclysm raid achievements listed below.

Damage Nefarian below 50% health before he lands for the final confrontation and then defeat Nefarian in Blackwing Descent.

Kill 12 Aberrations within 10 seconds on the Maloriak encounter in Blackwing Descent and then defeat Maloriak.

Kill 6 Twilight Fiends in the Twilight Realm and then defeat Valiona and Theralion in the Bastion of Twilight.

Defeat Halfus Wyrmbreaker after defeating two drakes within 10 seconds of each other. The Emerald Whelp pack counts as one drake for this purpose.