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

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

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

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

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

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

On separate visits to the Trial of the Champion, get credit for defeating Argent Confessor Paletress after suppressing five different memories of the past on Heroic Difficulty.

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

Defeat the Drak'Tharon Keep bosses on Heroic Difficulty.

Defeat the Gundrak bosses on Heroic Difficulty.