Complete the Missile Base without dying.
Complete the Missile Base.
Reach the mortar without defeating any unarmed soldier in Missile Base.
Use only your knife to beat the Harbor Level.
Rescue the POWs in less than 10 minutes.
Rescue the POWs twice.
Complete the Bridge Level.
Beat the Enemy Prison Camp.
Complete Missile Base, defeating less than 18 enemies.
Get a score of 50,000 or more.
Complete all levels using only your knife and no powerups.
Score 200,000 or more playing an Xbox Live co-op match.
