XEXYZ - Game Genie Codes
OTNGGYSV - Immune to enemy bullets
OTNGGTSV - Immune to monsters
PAUZTZLA - Start with 1 life
TAUZTZLA - Start with 6 lives
PAUZTZLE - Start with 9 lives
SZEXTKVK - Infinite lives
PAUXLILA - 1 life after continue
VTOXAKSE - Become a whirlwind on new life
AAOLPNAA - Start with and keep foot-wing