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

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

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

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

Defeat Gal'darah in Gundrak on Heroic Difficulty while under the effects of Eck Residue.

Defeat Novos the Summoner in Drak'Tharon Keep on Heroic Difficulty without allowing any undead minions to reach the floor.

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

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

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

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

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

Defeat the bosses in The Oculus.

Defeat the bosses in The Halls of Reflection.

Defeat the bosses in The Pit of Saron.

Defeat the bosses in The Forge of Souls

Defeat the bosses in the Trial of the Champion.

Defeat the bosses in Utgarde Pinnacle.

Defeat the bosses in Halls of Lightning.

Defeat the bosses in Caverns of Time: Stratholme.

Defeat the boss encounters in Halls of Stone.

Defeat the bosses in Gundrak.

Defeat Cyanigosa in The Violet Hold.

Defeat the bosses in Drak'Tharon Keep.

Defeat the bosses in Azjol-Nerub.

Defeat the bosses in Ahn'kahet: The Old Kingdom.

Defeat the bosses in The Nexus.

Defeat the bosses in Utgarde Keep.