Glory of the Icecrown Raider (25 player) Complete the 25-player raid achievements listed below.
29/07/2010 Reward: Icebound Frostbrood Vanquisher
25
Portal Jockey (25 player) Enter every portal spawned by Valithria Dreamwalker before healing her to full health in 25-player mode.
29/07/2010
10
The Twilight Destroyer (25 player) Defeat Halion in The Ruby Sanctum in 25-player mode.
02/07/2010
10
Been Waiting a Long Time for This (10 player) Allow Necrotic Plague to stack to 30 before defeating the Lich King in 10-player mode.
20/06/2010
10
Champion of Ulduar Defeat each boss in Ulduar in 10-player mode without allowing any raid member to die to that boss at any point during that raid lockout period.
20/06/2010 Title Reward: Champion of Ulduar
