Here are some cheats and tips for the game Buffy The Vampire Slayer.
Nine objects:
Press Up, Down, Up, Down, B, A at the “Press Start” screen. A sound
will confirm correct code entry.
Unlimited lives:
Press L(3), R(3), Right(2) at the “Press Start” screen. A sound will
confirm correct code entry.
Invincibility:
Press B(2), A(2), L, R, Down, Up at the “Press Start” screen. A sound
will confirm correct code entry.