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

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

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

Defeat the Ahn'kahet: The Old Kingdom bosses on Heroic Difficulty.

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

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 bosses in The Forge of Souls on Heroic difficulty

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

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

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

Defeat the Azjol-Nerub bosses on Heroic Difficulty.

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.