The following are known Action Replay Codes for Alien VS Predator on Super Nintendo Entertainment System (SNES).

• Light Laser can be fired instantly
  009F6801
• Medium Laser can be fired below 1st line (Eliminates Light Laser)
  009F6B0A
• Medium Laser is fired above 3rd line instead of 2nd
  009F6D18
• Medium Laser can be fired above 1st line
  009F7005
• Heavy Laser can be fired above 2nd line (Eliminates Medium Laser)
  009F7201
• Heavy Laser can be fired above 3rd line
  009F7218
• No damage is taken from using Heavy Laser
  009F7518
• Spear and Disc power-ups last until the end of the Level (You cannot pick up other power-ups)
  00A9C0F0
• Infinite Lives
  00B38DAD
• Rhynth Meat adds 1/2 as much to maximum health
  00B6C604
• Rhynth Meat adds 2x as much to maximum health
  00B6C610
• Rhynth Meat adds 4x as much to maximum health
  00B6C620
• Rhynth Meat does not add to your maximum health
  00B6D4AD
• Rhynth Meat adds nothing to your current health
  00B6DC00
• Rhynth Meat adds half as much to current health
  00B6DC04
• Rhynth Meat adds 2x as much to current health
  00B6DC10
• Rhynth Meat adds 4x as much to current health
  00B6DC20
• Disc power-ups give 1 Disc instead of 6
  00B6EB01
• Disc power-ups give 3 Discs
  00B6EB03
• Disc power-ups give 10 Discs
  00B6EB0A
• Disc power-ups give 25 Discs
  00B6EB19
• Spear power-ups give 1 Spear instead of 6
  00B6F201
• Spear power-ups give 3 Spears
  00B6F203
• Spear power-ups give 10 Spears
  00B6F20A
• Spear power-ups give 25 Spears
  00B6F219
• Ptera Meat does not heal
  00B709AD
• Blue Bottles do not heal at all
  00B70F60
• Blue Bottles heal 1/2 of your health instead of 1/4
  00B71EEA
• Blue Bottles heal you completely
  00B72800
• No damage taken from punches
  00E180AD
• No damage taken from jumping attacks, tail attacks and rushes
  00E1B4AD
• Start on Level 1-2
  02F3FE02
• Start on Level 2-1
  02F3FE03
• Start on Level 3-1
  02F3FE04
• Start on Level 4-1
  02F3FE05
• Start on Level 5-1
  02F3FE06
• Start on Level 5-2
  02F3FE07
• Start on Level 5-3
  02F3FE08
• Start on Level 6-1
  02F3FE09
• Start on Level 6-2
  02F3FE0A
• Infinite Continues
  02FECCEA
• Start with up to 9 lives on Options Screen
  04B31109
• Start with up to 30 continues on Options Screen
  04B3131E
• Start with full health bar on Standard Level
  009A79FF
  009A7BFF
• Start with full health bar on Novice Level
  009A7DFF
  009A7FFF
• Start with full health bar on Advanced Level
  009A81FF
  009A83FF
• Start with full health bar on Expert Level
  009A85FF
  009A87FF