Complete the Supreme Hunter Boss Battle.

Complete a mission without causing a single Military Alert.

Complete the Specialist Boss Fight.

Defeated Weapon 11 (Deadpool)

Defeated Remy LeBeau (Gambit)

Found 1/2 of all Dog Tags in the game

Defeated the Sentinel Mark I

Raised one Mutagen to level 3

Killed 10 enemies using objects in the environment

You feel a cold as you examine the sword and skeleton. A rustle of wind in the trees faintly echoes the name Arthas

Lunged to 100 enemies

Dismembered 100 enemies