Bio Freaks (Nintendo 64)

GameShark and Pro Action Replay Codes

Note:
A GameShark or Pro Action Replay cartridge is required to use the codes featured below.

North American (NTSC) version

Official codes from InterAct.
Codes from The Game Shark Code Creator's Club.

European and Australian (PAL) versions

Unlimited health player 1:
811507FA 6400
Unlimited shields player 1:
811507FE 6400
Shields always active player 1:
8015080A 0022
Unlimited jet pack player 1:
81150802 3200
Smoke trail player 1:
80150804 0001
Player 1 easily defeated:
811507FA 0100
811507FE 0100
Unlimited health player 2:
81152E76 6400
Unlimited shields player 2:
80152E86 0022
Shields always active player 2:
80152E86 0022
Unlimited jet pack player 2:
81152E7E 3200
Smoke trail player 2:
80152E80 0001
Player 2 easily defeated:
81152E76 0100
81152E7A 0100

Note:
A Xplorer or Xploder cartridge is required to use the codes featured below.

European and Australian (PAL) versions

Official codes from Fire International.