Defeat 10 Enemies with Thrown-Back Grenades

Explore Photo Mode

Kill 30 Enemies with the Tau Sniper

Kill 10 Enemies in a Row, Alternating Hand-to-Hand Combat and Gunfire

Kill 4 Enemies with 1 Explosion

Finish the Game on Hard Without Changing the Difficulty

Finish the Game on Crushing Without Changing the Difficulty

Kill 30 Enemies with the T-Bolt Sniper

Find 100 Treasures

Kill 30 Enemies with the M9

Kill 50 Enemies by Melee-Attacking from Behind

Defeat 30 Enemies in a Row with Your Side Arm

Play in the Swimming Pool on the Cruise Ship