Invasion To Earth
Aliens in Planet Mars were attacked by Humans. You must help three little green aliens to complete their revenge missions by invading earth to steal Human's nuclear rockets, to rescue all captured aliens and other amazing missions.
How to play
Key W or Up Arrow : move forward Key S or Down Arrow : move backward Key A or Left Arrow : move left Key D or Right Arrow : move right Spacebar : release special attack Moving mouse : change walking direction left mouse click : shoot.