Defend the hill against all mindless zombies that assumed it to be their home. Use 19 powerful weapons including the hand cannon, hunter pistol and the jackhammer to destroy them.
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.
Prepare for the exciting battle with alien robots. Kill them all in ricochet style to pass the level. Choose the best place for the shot by moving your character.