Defeated the MAWLR defending the Space Elevator

Reached the cable car and gained access to Stahl Arms South

Destroyed all the Helghast Tanks in the Senlin Beach section

Shot and killed 6 Helghast using the Sniper Rifle without reloading or switching weapons

Completed weapons training in Prologue

Find 20 treasures

Find 30 treasures

Defeat 20 enemies with hand-to-hand combat

Defeat 70 enemies with the M4

Defeat ten enemies in a row with hand-to-hand combat

Defeat 20 enemies by shooting from the hip (without aiming with L1)