Beta

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

Allow three Freezing Vapors to cast Coalesce during the Admiral Ripsnarl encounter in Deadmines on Heroic Difficulty.

Complete the Cataclysm Heroic dungeon achievements listed below.

Allow all three of Corla's zealots to evolve, then defeat Corla after slaying the evolved zealots in Blackrock Caverns on Heroic Difficulty.

Defeat Rom'ogg Bonecrusher after using his Skullcracker ability to kill 10 Angered Earth elementals in Blackrock Caverns on Heroic Difficulty.

Completely avoid the Static Cling effect during the Asaad encounter in the Vortex Pinnacle on Heroic Difficulty.

Defeat 20 Frenzied Crocolisks within 10 seconds during the Lockmaw encounter in the Lost City of the Tol'vir on Heroic Difficulty.

Defeat 60 Disciples within 10 seconds during the High Priestess Azil encounter in the Stonecore on Heroic Difficulty.

Defeat General Umbriss while he is affected with Modgud's Malice in Grim Batol on Heroic Difficulty.

Defeat an Unyielding Behemoth while you have the Tidal Surge effect during the Ozumat encounter in Throne of the Tides on Heroic Difficulty.

Get Lady Naz'jar to kill one of her minions with her Geyser ability in Throne of the Tides on Heroic Difficulty.

Defeat Ascendant Lord Obsidius without any party member reaching 4 stacks of Crepuscular Veil in Blackrock Caverns on Heroic Difficulty.