Simple Shooter

Beware! Aliens are attacking our galaxy! It is your mission to destroy numerously waves of invaders until you reach the lair of the master alien behind this horrific attack! Win the battle against this evil monster means wins this war! This is Simple Shooter, my first game! It is based on ztiromoriz's amazing tutorial (https://www.lexaloffle.com/bbs/?uid=11837). The game comprehends 4 stages plus …