Acquire 1000 experience points

Listen and think before you shoot.

Gather information on Raul Menendez' suspected terrorist plot.

Draw the curtain on Sergei's ambition.

Performed a roll in Arcade mode.

Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.

Run The Pit in 'S.S.D.D' and finish with a final time under 30 seconds.

Complete the entire game on Professional.

Kill the vizier

Survive the elevator fight

Kill 300 enemies

Kill 150 enemies

Reach the Island of Time