Finish Left Behind on Hard

Finish Left Behind on Survivor

Complete the game on Normal

Kill 5 Enemies in a Row with Headshots

Kill 100 Enemies with Headshots

Kill 30 Enemies with Mk-NDI Grenades

Defeat 50 Enemies with Hand-to-Hand Combat

Defeat 20 Enemies with Hand-to-Hand Combat

Finish the Game on Hard Without Changing the Difficulty

Finish the Game on Normal Without Changing the Difficulty

Find 20 Treasures

Kill 30 Enemies with the MP40

Find 10 Treasures