Play any type of Game at Y8.com. The biggest Game Collection to play free online. Flash, Unity 3D, Html5, Android, Java and Shockwave.
Haven’t you played it yet??? It’s an incredibly difficult but fun game!!!!
Evade the bullets and shoot the aliens… the more aliens you kill the better ranking you get !
The ranking is based on how many aliens you kill… the best rank is SSS+ !
Z to shoot and Arrow Keys to move.