A Prisoner bus is being attacked by local group of gangsters in downtown. Protect the prisoner bus from all types of assaults until the reinforcement arrives.
You were kidnapped by terrorists and brought to a castle far away from the civilization. They force you to construct a nuclear bomb for their next big attack so it's your job to escape the castle.
An alien civilization has invaded our planet. You have to resist enemy robots by controlling mechanical android. Destroy enemies, earn points and upgrade your robot.