Kill an enemy from behind at close range while disguised by the Sleeper Agent

Research all Augments for 10 Items in Zombies

In Liberty Falls, tap into your Supervillain side

Get 100 Elite Zombie Eliminations in Zombies

Enter Prestige 1

Get out of jail, but not for free

Get 75 Eliminations while having an active Combat Speciality Perk in Multiplayer

Earn a Mastery Badge with any weapon

Throw, Slam and Ram a grappled enemy

Beat the Challenge of Olympus

Deliver 50 kicks to Hounds

Summon every Soul with the Claws of Hades

Blind 100 enemies with the Head of Helios