Find 40 Treasures

Defeat 10 Enemies in a row with Hand-to-Hand Combat

Kill 20 Enemies with Headshots

Find 20 Treasures

Collect All The Trophies

Complete all trials on Moderate (difficulty) in Multiplayer

Use every weapon in the game

Complete the game in moderate mode

Complete the game in crushing mode

Defeat 50 enemies from-the-hip or blind-firing

Complete 5 matches in Multiplayer

After being marooned, leave everyone alive until the Treasury

Defeat 10 enemies in a row, alternating gunplay and hand-to-hand