Press [Left] [Left] [Left] [Right] at the main menu before starting a new game. A sound will confirm correct code entry. You will begin the game with X's Ultimate Armor. This is X's ultimate armor. It is basically X's armor from Megaman X4 and X5 (known as the Fourth Armor). It has nice defense and the ultimate power, Invincible Dash. You will never use up Giga Attack energy when using the Giga Attack.