Complete the combat training by engaging in DM or TDM matches on 5 beautiful and unique maps. Don't forget to unlock new equipments, gears and weapons for characters or just have a blast in the free play mode.
Shoot down the enemies with a handgun or sniper rifle. Don't let any of them get away as you move onto new levels. Note: It takes awhile to load from blank white screen.
Strike down the enemies once again with a pistol or a sniper rifle. Don't forget to shoot the bomb within 2 seconds otherwise it'll explode and damage your health.