Sterus by ATS is a space shooter game developed for Nintendo’s Game Boy Advance. This game is still in development, so a demo is available for now. The author has announced that soon the game will be officially released, but with more content.
In a moving space, you automatically move forward and control your space ship at speed, shooting your enemies and avoiding them at the same time so you don’t lose your life. Earn as much score as you can and become a master of shooting.