Syd Valis Cheats - Sega Genesis
Primary Collection of Cheats
Invincibility
Press [Up], [Down], [Left], [Right], [A], [B], [Up], [Down], [Start] at the title screen. A sound will confirm correct code entry. Yuko will be wearing a bikini when game play begins. Her energy will return to full after it reaches zero.
No background music
Press [B] + [Start] at the title screen. Note: The music will be re-enabled if you lose a life.