Some enemies release powerups and additional weapons that you can fire with the Z key on the keyboard or the button 3 of the joystick. When you get an extra weapon, an icon and a weapon level bar appear on the top right corner of the screen.

To start the game, run Starblastrix.exe in the installation directory. Using a joystick/joypad is recommended for this game. To choose the input device (keyboard or joystick), click the "options" menu in the game main page, and switch on the keyboard menu or joystick menu.

Use arrow keys and return or use the mouse and left button to navigate the menu system.To change the state of a switch option, click on the switch by the menu name or press RETURN on the keyboard. You can save the control settings and language settings from the input setup page by clicking on "save".