Kill 50 enemies in a row without dying

Kill five enemies with a brutal combo

Find 30 treasures

Find 25 treasures

Kill 100 enemies with headshots

Find the Strange Relic

Kill 30 enemies with headshots

Kill 50 enemies with the PM - 9mm

Kill 10 enemies with headshots

Find one treasure

Arcade - Get 10x multiplier

Defeat a Marauder in the single player Campaign.

Tag and kill 30 enemies with the Bullseye secondary fire in the single player Campaign.