The following are known Game Genie Codes for Mega Man X2 on Super Nintendo (SNES).

• Super Jump
  D5C5-6DB8
• Mega Jump
  DBC5-6DB8
• Ultra Mega Jump
  D8C5-6DB8
• Makes Your Normal Weapon MUCH More Powerful
  6D2D-AF14
• Infinite Special Weapons (Once You Have Them)
  828A-DFC4
  Note: Only works without powering up the special weapons.
• Infinite Special Weapons (Once You Have Them)
  828A-DFC4
  828E-D414
  Note: This works even without powering up the special weapons.
• Dash Longer
  9EB3-D714
• Fall Slowly
  CEB3-D714
• Infinite Health
  C223-0414
• Start With Max Health Bar
  F0B1-676F
• Big Energy Pellets Fill Your Energy Bar To Full After Pick-Up
  F02F-6469
• Small Energy Pellets Fill Your Energy Bar To Full After Pick-Up
  F028-D7A1
• Start With 3/4 Weapon Energy & 3/4 Max Weapon Energy
  F927-6DDF
  9927-6FDF
  F927-640F
  F926-646F
• Start With 1/2 Weapon Energy & 1/2 Max Weapon Energy
  D327-6DDF
  0327-6FDF
  D327-640F
  D326-646F
• Start With 1/4 Weapon Energy & 1/4 Max Weapon Energy
  D527-6DDF
  0527-6FDF
  D527-640F
  D526-646F
• Infinite Lives
  C2BC-07A4
• Infinite Sub T
  C2AE-6D6D
• Energy Capsules Don’t Refill Sub T
  C228-07A9
  C22A-07D9
• Sub T Refills Only to 3/4
  6C28-0DA9
• Sub T Refills Only to 1/2
  6528-0DA9
• Sub T Refills Only to 1/4
  6028-0DA9
• Burst Fire
  D084-DDC7
• Level 1 Charge Fires Level 2 Shot
  D685-DD17
• Level 1 Charge Fires 2nd Level 3 Shot
  D185-DD17
• Level 2 Charge Fires Level 1 Shot
  D48C-DD37
• Level 2 Charge Fires 2nd Level 3 Shot
  D18C-DD37
• Crystal Snail Starts With 2x Energy
  0D84-0D92
• Crystal Snail Starts With 3/4 Energy
  F684-0D92
• Crystal Snail Starts With 1/2 Energy
  FD84-0D92
• Crystal Snail Starts With 1/4 Energy
  D684-0D92
• Bubble Crab Starts With 2x Energy
  0DA1-6F2A
• Bubble Crab Starts With 3/4 Energy
  F6A1-6F2A
• Bubble Crab Starts With 1/2 Energy
  FDA1-6F2A
• Bubble Crab Starts With 1/4 Energy
  D6A1-6F2A
• Morph Moth Starts With 2x Energy
  0DC6-AF63
• Morph Moth Starts With 3/4 Energy
  F6C6-AF63
• Morph Moth Starts With 1/2 Energy
  FDC6-AF63
• Wheel Gator Starts With 2x Energy
  0D88-ADD2
• Wheel Gator Starts With 3/4 Energy
  F688-ADD2
• Wheel Gator Starts With 1/2 Energy
  FD88-ADD2
• Wheel Gator Starts With 1/4 Energy
  D688-ADD2
• Overdrive Ostrich Starts With 2x Energy
  0D3D-0434
• Overdrive Ostrich Starts With 3/4 Energy
  F63D-0434
• Overdrive Ostrich Starts With 1/2 Energy
  FD3D-0434
• Overdrive Ostrich Starts With 1/4 Energy
  D63D-0434
• Wire Sponge Starts With 2x Energy
  0DB9-DFF7
• Wire Sponge Starts With 3/4 Energy
  F6B9-DFF7
• Wire Sponge Starts With 1/2 Energy
  FDB9-DFF7
• Wire Sponge Starts With 1/4 Energy
  D6B9-DFF7
• Magna Centipede Starts With 2x Energy
  0DC5-DF97
• Magna Centipede Starts With 3/4 Energy
  F6C5-DF97
• Magna Centipede Starts With 1/2 Energy
  FDC5-DF97
• Magna Centipede Starts With 1/4 Energy
  D6C5-DF97
• Flame Stag Starts With 2x Energy
  0DA9-DFBD
• Flame Stag Starts With 3/4 Energy
  F6A9-DFBD
• Flame Stag Starts With 1/2 Energy
  FDA9-DFBD
• Flame Stag Starts With 1/4 Energy
  D6A9-DFBD
• Agile, Serges & Violen Start With 2x Energy
  0D80-6497
• Agile, Serges & Violen Start With 3/4 Energy
  F680-6497
• Agile, Serges & Violen Start With 1/2 Energy
  FD80-6497
• Agile, Serges & Violen Start With 1/4 Energy
  D680-6497
• Serges (X-Hunter Base Stage 2) Starts With 2x Energy
  0DA0-07A8
• Serges (X-Hunter Base Stage 2) Starts With 3/4 Energy
  F6A0-07A8
• Serges (X-Hunter Base Stage 2) Starts With 1/2 Energy
  FDA0-07A8
• Serges (X-Hunter Base Stage 2) Starts With 1/4 Energy
  D6A0-07A8
• Agile (X-Hunter Base Stage 3) Starts With 2x Energy
  0DE0-01F0
• Agile (X-Hunter Base Stage 3) Starts With 3/4 Energy
  F6E0-01F0
• Agile (X-Hunter Base Stage 3) Starts With 1/2 Energy
  FDE0-01F0
• Agile (X-Hunter Base Stage 3) Starts With 1/4 Energy
  D6E0-01F0
• Zero Starts With 2x Energy
  0D88-D835
• Zero Starts With 3/4 Energy
  F688-D835
• Zero Starts With 1/2 Energy
  FD88-D835
• Zero Starts With 1/4 Energy
  D688-D835
• Sigma Starts With 2x Energy
  0D36-0836
• Sigma Starts With 3/4 Energy
  F636-0836
• Sigma Starts With 1/2 Energy
  FD36-0836
• Sigma Starts With 1/4 Energy
  D636-0836
• Sigma Virus Starts With 3/4 Energy
  7D27-0C36
• Sigma Virus Starts With 1/2 Energy
  4D27-0C36
• Sigma Virus Starts With 1/4 Energy
  FD27-0C36
• Start With All Equipment
  63B2-640F
• Can Do Dragon Punch Anytime; Even In Mid-Air And Multiple Times
  DDAC-074F
  Note: In some circumstances this code will render X untouchable. This may cause problems when X should enter Boss Areas and Dr. Light’s Capsules.
• Get All Equipment When You Enter the Start Menu
  CBAE-DFDF
  EEAE-DF0F
  62AE-DF6F
  Note: Enter the Start Menu and you will get all the equipment. The display will be buggy, but this can be fixed by turning off the codes afterwards and going into the Start Menu again.