The following are known Game Genie Codes for World of Illusion Starring Mickey Mouse and Donald Duck on SEGA Genesis.

• Start With 1 Try Instead of 3 (Player 1)
  AEST-BA30
• Start With 9 Tries (Player 1)
  BEST-BA30
• Start With 25 Tries (Player 1)
  DEST-BA30
• Start With 50 Tries (Player 1)
  GJST-BA30
• Start With 75 Tries (Player 1)
  KNST-BA30
• Start With 99 Tries (Player 1)
  NNST-BA30
• Infinite Tries
  BM2A-AA9R
• Infinite Health
  AX2A-AA62
  DM2A-AA8T
• Candy Restores Health Fully
  FF5T-BAWC
• Candy Worth Nothing
  AK5T-AA4C
• Cake Worth Nothing
  RZ5T-A6W8
• Gain An Extra Try With Every Card Instead Of 52
  AF6A-AAA2
• Gain An Extra Try With 10 Cards
  BK6A-AAA2
• Gain An Extra Try With 26 Cards
  DK6A-AAA2
• Start On Stage 2
  AJST-EAH2
  HAPA-BEWE
• Start On Stage 3
  ANST-EAH2
  HAPA-BJWE
• Start On Stage 4
  ATST-EAH2
  HAPA-BNWE
• Start On Stage 5
  AYST-EAH2
  HAPA-BTWE
• Enemy Hits Cost 2 Health Points
  A92A-BJYL
• Enemy Hits Cost 3 Health Points
  A92A-BNYL
• Enemy Hits Cost 4 Health Points
  A92A-BTYL