Note: This game is also titled Konami Arcade Classics, Konami Arcade Classics Hits, and Konami Arcade Collection.Powered-up ship in Gradius
At the game selection screen, select "Gradius", then press Up(2), Down(2), Left, Right, Left, Right, B, A at the title screen. If you entered the code correctly, you will hear a sound. Pause the game to give your ship all power-ups except for speed. Note: This can only be done once.