Green Beret Castle Asault. Play Free at Y8 Shooting Games. The war has started and the Green Beret army is ready as ever. Their first objective is to conquer the Castle because they want to turn it into their military base in the war that just begun. Your objective is to protect the castle from the Green Beret Soldiers. Your military skill is tested in this shooting game, gather as much experience as you can by eliminating soldiers, shooting the air supplies launched by your allies, in order to earn weapons with greater fire damage. Beware of rocket launchers causing massive damage to the castle.