Defeat Grand Magus Telestra in The Nexus on Heroic Difficulty after having killed her images within 5 seconds of each other during both splits.

Defense Protocol Gamma: Utgarde Keep

Defeat the Caverns of Time: Stratholme bosses on Heroic Difficulty while Defense Protocol Gamma is active.

Defense Protocol Gamma: Gundrak

Defense Protocol Gamma: Ahn'kahet: The Old Kingdom

Defeat the boss encounters in the Halls of Stone on Heroic Difficulty while Defense Protocol Gamma is active.

Defeat the Devourer of Souls in The Forge of Souls on Heroic Difficulty without him successfully casting Phantom Blast.

Defeat the Azjol-Nerub bosses on Heroic Difficulty while Defense Protocol Gamma is active.

Defense Protocol Gamma: Drak'Tharon Keep

Defeat Eadric the Pure in the Trial of the Champion with his own hammer on Heroic Difficulty.

Defeat Cyanigosa in The Violet Hold on Heroic Difficulty while Defense Protocol Beta is active.

Defeat the Halls of Lightning bosses on Heroic Difficulty while Defense Protocol Beta is active.

Defeat the Drak'Tharon Keep bosses on Heroic Difficulty while Defense Protocol Alpha is active.

Defeat The Nexus bosses on Heroic Difficulty while Defense Protocol Alpha is active.

Defeat The Oculus bosses on Heroic Difficulty while Defense Protocol Alpha is active.

Kill 100 Risen Zombies in 1 minute in The Culling of Stratholme on Heroic Difficulty.

Defeat Moorabi in Gundrak on Heroic Difficulty while preventing him from transforming into a mammoth at any point during the encounter.

Defeat Sjonnir the Ironshaper in the Halls of Stone on Heroic Difficulty and kill 5 Iron Sludges during the encounter.

Defeat Ley-Guardian Eregos in The Oculus on Heroic Difficulty without anyone in your party using an Emerald Drake.

Defeat Gal'darah in Gundrak on Heroic Difficulty and have 5 unique party members get impaled throughout the fight.

Defeat Jedoga Shadowseeker in Ahn'kahet on Heroic Difficulty without killing any Twilight Volunteers.

Defeat Elder Nadox in Ahn'kahet on Heroic Difficulty without killing any Ahn'kahar Guardians.

Defeat Krik'thir the Gatewatcher in Azjol-Nerub on Heroic Difficulty while Watcher Gashra, Watcher Narji, and Watcher Silthik are still alive.

Defeat Ley-Guardian Eregos in The Oculus on Heroic Difficulty without anyone in your party using a Ruby Drake.

Defeat Ley-Guardian Eregos in The Oculus on Heroic Difficulty without anyone in your party using an Amber Drake.

Defeat Prince Keleseth in Utgarde Keep on Heroic Difficulty without shattering any Frost Tombs.

Force Svala Sorrowgrave to kill a Scourge Hulk on Heroic Difficulty in Utgarde Pinnacle.

Defeat Trollgore in Drak'Tharon Keep on Heroic Difficulty before Consume reaches ten stacks.

Defeat Anomalus in The Nexus on Heroic Difficulty without destroying any Chaotic Rifts.

Defeat Hadronox in Azjol-Nerub on Heroic Difficulty before he webs the top doors and prevents more creatures from spawning.