Kill 3 targets or more using an explosive object in any level

Perform 100 melee kills

200 targets killed in single Overkill (Triggered by your partner)

500 targets killed while in cover

Create your own Custom Mask

Complete Confrontation

Complete Assault

You took the Aggro for 100 Flank kills

Complete Narco Hell

Complete Enemy Territory

Fully customize a weapon with 6 customizable parts or more

Complete Salvation

Complete Outside Contact