Cheat mode:
     Pause  game  play,  then enter the "Fortress of Solitude" options
menu.  Enter  one  of the following codes at this menu to activate the
corresponding cheat function.

God mode:
     Press Up, Up, Down, Down, Left, Right, Left, Right, Y, X.

All power-ups:
     Press Left, Y, Right, X, Down, Y, Up, Down, X, Y, X.

All unlockables:
     Press Left, Up, Right, Down, Y, X, Y, Up, Right, X.

Unlimited city health:
     Press Y, Right, Y, Right, Up, Left, Right, Y.

Unlock Bizarro:
     Press Up, Right, Down, Right, Up, Left, Down, Right, Up.