Pro Action Replay Codes
Note:
Since the Pro Action Replay cartridge has the capability
to write to memory addresses outside of the Game Genie's range,
the following codes may only be enabled with that device. It is
not possible to convert them for use on the Game Genie.
Invincibility:
7E1B7178
Invincibility (alternate):
7E1B71FF
Unlimited energy:
7E1B802C
7E1B8101
Unlimited energy (alternate):
7E1B80FF
7E1B81FF
All codes above from Neogenesis.
Unlimited ammunition:
7E1B8187
You will know if this code is working if your ammo meter is flashing and your ammo count is drops very fast repeatedly.
All codes above from OCCHA02.