Kill 30 Enemies with the SAS-12

Kill 30 Enemies with the Tau Sniper

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)

Find 60 Treasures

Kill 20 Enemies with Gunfire While Hanging

Find 40 Treasures

Defeat 50 Enemies with Hand-to-Hand Combat

Throw Back a Grenade and Defeat 2 Enemies at Once

Kill 30 Enemies with the Arm Micro

Defeat 20 Enemies with Hand-to-Hand Combat

Kill 5 Enemies in a Row with Headshots

Find the Strange Relic