Shoot down the bad-guys once again and ride an epic tank! Take the war to the enemies’ camp and wreck havoc with your vehicle in Metal Slug 4! The world is trembling under the new threat, control Marco and Fio and investigate the situation!The bonus scoring system rewards players by the number of enemies killed during a specified amount of time and if the player lives through the end of the level. Extra badges are awarded to player for getting the bonus score.Much fun!Join now and have fun!