In this game your mission is to run away from the hostile zone to your homeland. Move through different levels. You can just shoot right and left only. You have to hide from your enemies. You will get a title of invader. When you will end the game you can get the 2 extra modes of games: Backwards game that means game having same world but in backwards movement. Other is laser game which means that you have the ability to shoot anywhere. You have the power. Sammie is the invader. You may use Z for shoot to left; X is to shoot to right and Z+X is to shoot in 4 directions.