Spider-Man 2: The Sinister Six Cheats (GameBoy Color)

To skip a level, press B, A, LEFT, DOWN, UP, RIGHT at the title screen. You'll be taken to
a screen where you can select your level --from 1 to 18.

To enable the Web O' Death, enter the following button presses at the title screen: DOWN,
A, B, A, A. Now, when you begin your game, Spidey's web ball attack will kill on contact.

To eliminate the need to collect web canisters, enter the following button presses at the
title screen: LEFT, DOWN, B, UP. The web will flow freely.

To unlock a fun, bonus mini-game, press A, B, A, B, DOWN at the title screen. You'll be
taken to a game where Spidey and Doc Ock have to move a trampoline around, bouncing teddy
bears from one side of the screen to the other.

Enter these codes at the Password screen to take you to the corresponding levels:
  After Mysterio: C3K23M
  After Sandman: T4Q59J
  After Vulture: MM947F
  After Scorpion: TS6!96 
  After Kraven: LR6!9G

To unlock the Nightmare difficulty setting (harder than Hard), press A, B, SELECT, UP,
RIGHT, DOWN at the title screen.

For infinite health, press UP, DOWN, RIGHT, A at the title screen.