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

Defense Protocol Gamma: Drak'Tharon Keep

Defeat the bosses in The Pit of Saron on Heroic difficulty.

Defeat the bosses in The Pit of Saron.

Clear the hallway before Scourgelord Tyrannus in The Pit of Saron on Heroic Difficulty without anyone taking icicle damage on the first try.

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

Defense Protocol Gamma: Utgarde Keep

Defeat the bosses in the Trial of the Champion.

Defeat the bosses in the Trial of the Champion on Heroic Difficulty.

Defeat the bosses in the Trial of the Champion on Heroic Difficult while Defense Protocol Beta is active.

Defeat the bosses in The Forge of Souls

Defeat the bosses in The Forge of Souls on Heroic difficulty

Defeat the Gundrak bosses on Heroic Difficulty while Defense Protocol Beta is active.

Defeat the Halls of Lightning 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.

On three different visits to The Oculus, get credit for defeating Ley-Guardian Eregos while riding an Amber, Emerald, and Ruby drake on Heroic Difficulty.

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

Defeat Zuramat the Obliterator in The Violet Hold on Heroic Difficulty without killing any void sentries.

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

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

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 an Emerald Drake.

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

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

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

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

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

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

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

Engage King Dred in Drak'Tharon Keep on Heroic Difficulty and slay 6 Drakkari Gutrippers or Drakkari Scytheclaw during his defeat.

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

Defeat Herald Volazj in Ahn'kahet on Heroic Difficulty in 2 minutes or less.

Defeat the Tribunal of Ages encounter in the Halls of Stone on Heroic Difficulty without allowing Brann Bronzebeard to take any damage.

Defeat Ley-Guardian Eregos in The Oculus on Heroic Difficulty within 20 minutes of Drakos the Interrogator's death.

Defeat Keristrasza in The Nexus on Heroic Difficulty without allowing Intense Cold to reach more than two stacks.

Defeat the bosses in Halls of Lightning.

Defeat Loken in the Halls of Lightning on Heroic Difficulty in 2 minutes or less.

Defeat the Halls of Lightning bosses on Heroic Difficulty.

Defeat Volkhan in the Halls of Lightning on Heroic Difficulty without allowing him to shatter more than 4 Brittle Golems.

Defeat General Bjarngrim in the Halls of Lightning on Heroic Difficulty while he has a Temporary Electrical Charge.

Defeat the boss encounters in Halls of Stone.

Defeat the boss encounters in the Halls of Stone on Heroic Difficulty.

Defeat the Maiden of Grief in the Halls of Stone on Heroic Difficulty in 1 minute or less.

Defeat King Ymiron in Utgarde Pinnacle on Heroic Difficulty without anyone in the party triggering Bane.

Defeat the Gundrak bosses on Heroic Difficulty.

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

Defeat Slad'ran in Gundrak on Heroic Difficulty without getting snake wrapped.

Defeat the bosses in The Oculus.

Defeat The Oculus bosses on Heroic Difficulty.

Defeat The Nexus bosses on Heroic Difficulty.