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

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

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

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

Defeat the Caverns of Time: Stratholme bosses on Heroic Difficulty.

Defeat the Infinite Corruptor in The Culling of Stratholme on Heroic Difficulty.

Defense Protocol Gamma: The Nexus

Defeat The Nexus bosses on Heroic Difficulty.

Defense Protocol Gamma: Gundrak

Defeat the Gundrak bosses on Heroic Difficulty.

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

Defense Protocol Gamma: Utgarde Keep

Defeat the bosses in The Forge of Souls on Heroic difficulty

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

Defeat Skadi the Ruthless in Utgarde Pinnacle on Heroic Difficulty after having killed Grauf from 100% to dead in a single pass.

Defeat Skadi the Ruthless in Utgarde Pinnacle on Heroic Difficulty within 3 minutes of starting the gauntlet event.

Defeat the Utgarde Keep bosses on Heroic Difficulty while Defense Protocol Alpha is active.

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

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

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

Defeat the Utgarde Pinnacle bosses on Heroic Difficulty while Defense Protocol Alpha is active.

Defeat Xevozz, Lavanthor, Ichoron, Zuramat the Obliterator, Erekem, and Moragg in The Violet Hold on Heroic Difficulty.

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

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

Defeat the Azjol-Nerub bosses on Heroic Difficulty.

Defeat Anub'arak in Azjol-Nerub on Heroic Difficulty in 4 minutes or less.

Defeat the Utgarde Keep bosses on Heroic Difficulty.

Defeat Ichoron in the Violet Hold on Heroic Difficulty without allowing any Ichor Globules to merge.

Defeat the Halls of Lightning bosses on Heroic Difficulty.

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

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

Defeat Cyanigosa in The Violet Hold without using Defense Control Crystals and with Prison Seal Integrity at 100% while in Heroic Difficulty.

Defeat Cyanigosa in The Violet Hold on Heroic Difficulty.

Defeat the Utgarde Pinnacle bosses on Heroic Difficulty.

Defeat the Drak'Tharon Keep bosses on Heroic Difficulty.