Menu screen
The game has 7 options to choose from in the Main menu, Start Game opens up the Campaign selection screen, from which the player could start selecting a blank slot and put their names on it then choose what Campaign segment do they want to play, then the player will choose between 5 planets to start, if there is no progress yet then Coralos is the only planet available for now, Options opens up the volume slider, controls configuration, and shadows, Help will open the Help section for the game explaining how the game itself works, About will show the game version and the names of people involved with the game, Hall of Fame will open the local leaderboards, Register will open an external window causing the game to minimize, the external window will request for the basic information of the player which will be used to submit their score on the Worldwide Hall of Fame, if the player has successfully registered the button will be greyed out, and Exit closes the game.
Interface
The 4 holes in the top left section of the screen is your extra weapon charge, once you get at least 1 extra weapon drop, this will fill up at least one hole and show the "mini" icon of the extra weapon right beside the mentioned 4 holes, the numbers beside your ship icon is your number of lives, the values beside your number of lives is your score, and the top right segment of the screen shows the current planet you're in and what level are now within the planet, if an active power-up is taken, the icon for the said power-up will show up in the bottom right section of the screen and the icon will flash when the power-up is about to disappear.
Controls
The ship can be controlled with either a joystick, the keyboard, or the mouse, the Left mouse button is used to fire the normal shot, and the Right mouse button is used to fire the extra weapon, the mouse can also be steered to move the ship around, for keyboard, Left and Right keys are used to move the ship sideways, Space is used to fire the normal shot and Up key is used to fire the extra weapon.