X-Men

Choose the Save/Restore icon and type [Alt]+002
using the numeric keypad and press [Enter].

Then type one of the following words followed by
[Enter].

HLTH - Restores all characters to full health
? - Where you are
JMP - Teleport to any room

Don't type anything else, otherwise you'll be
thrown out of the game !

Also, you might want to try out our nice patch ! (Information from Cheat Machine)