Complete Stage 2: Madagascar City

Reach Level 5 in Multiplayer

Complete Stage 3: Prison

Complete Stage 1: Train Wreck

Heal yourself in combat 3 times

Complete any Challenge Tomb

Survive a night in the Siberian wilderness

Enter the Syrian tomb

Reach Medic Rank 2 in multiplayer

Using a bolt action rifle, kill an enemy Scout in multiplayer

You collected your things from Sammy's

Fed a body to an alligator

Have Singh's back when it matters most.