GAME GENIE CODES: MIckey Mania.
 No.  Code  Effect
   1  AKHA-BA34  Start on Steamboat Willie, Scene 2
   2  AVHA-BA34  Start on Mad Doctor, Scene 1
   3  A3HA-BA34  Start on Mad Doctor, Scene 2
   4  BBHA-BA34  Start on Mad Doctor, Scene 3
   5  BKHA-BA34  Start on Mad Doctor, Scene 4 (the tower)
   6  BVHA-BA34  Start on Mad Doctor, Scene 5
   7  B3HA-BA34  Start on Mad Doctor, Scene 6
   8  CBHA-BA34  Start on Mad Doctor, Scene 7
   9  CKHA-BA34  Start on Moose Hunters, Scene 1
 10  CVHA-BA34  Start on Moose Hunters, Scene 2
 11  C3HA-BA34  Start on Lonesome Ghosts, Scene 1
 12  DBHA-BA34  Start on Lonesome Ghosts, Scene 2
 13  DKHA-BA34  Start on Lonesome Ghosts, Scene 3
 14  DVHA-BA34  Start on Mickey and The Beanstalk, Scene 1
 15  D3HA-BA34  Start on Mickey and The Beanstalk, Scene 2
 16  EBHA-BA34  Start on Mickey and The Beanstalk, Scene 3
 17  EKHA-BA34  Start on Mickey and The Beanstalk, Scene 4
 18  EVHA-BA34  Start on The Prince and The Pauper, Scene 1
 19  E3HA-BA34  Start on The Prince and The Pauper, Scene 2
 20  FBHA-BA34  Start on The Prince and The Pauper, Scene 3
 21  FKHA-BA34 Start on The Prince and The Pauper, Scene 4 (the tower)
 22  FVHA-BA34  Start on The Prince and The Pauper, Scene 5
 23  F3HA-BA34  Start on The Prince and The Pauper, Scene 6
 24  GBHA-BA34  Start on The Band Concert (secret bonus level)
 25  SECT-BT04  Play every 2nd scene
 26  SECT-B204  After the first scene only play every 3rd scene
 27  SECT-BA04  After the first scene only play every 4th scene
 28  F2DT-AAFE  Keep playing the Band Concert scene
 until successfully completed  
 29  ABHA-AADN  Start with 0 continues instead of 1
 30  APHA-AADN  Start with 3 continues instead of 1
 31  AZHA-AADN  Start with 5 continues instead of 1
 32  BKHA-AADN  Start with 10 continues instead of 1
 33  ATEA-AA42  Infinite continues
 34  JBHA-BTX2  Start with 6 tries
 35  JBHA-B2X2  Start with 8 tries
 36  JBHA-BAX2  Start with 10 tries
 37  AZLT-AABT  Start with 5 marbles
 38  ABLT-ACBT  Start with 10 marbles
 39  AZLT-AEBT  Start with 25 marbles
 40  BFLT-AWBT  Start with 99 marbles
 41  AT0T-AA26  Mickey Mouse hat adds 0 extra tries
 42  SE0T-BJT6  Mickey Mouse hat adds 2 extra tries
 43  SE0T-BNT6  Mickey Mouse hat adds 3 extra tries
 44  RT0T-AJBA  Mickey Mouse hat adds 1 continue instead of a try
Codes 45 Thru 64 Work for all scenes EXCEPT the Tower scenes
(Mad Doctor scene 4, & The Prince and the Pauper scene 4.).
 45  AB7T-AAC4  After being hit, there is no temporary invincibility
 46  DF7T-AAC4  After being hit, temporary invincibility lasts 1/2x normal
 47  W37T-AAC4  After being hit, temporary invincibility lasts 3x normal
 48  8V7T-ACC4  After being hit, temporary invincibility lasts 10x normal
 49  VB7T-BGC4  After being hit, temporary invincibility lasts 100x normal
 50  FB7T-AA38  Almost invincible
 51  A2DT-AA7R  Infinite tries
 52  MJ0T-AA4G  Stars do not help health
 53  CVBT-AA9L  Infinite marbles (once you get one)
 54  AT0T-AA5W  Most marbles found are worth 0
 55  HE0T-BJXW  Most marbles found are worth 2
 56  HE0T-BYXW  Most marbles found are worth 5
 57  B20T-AA5W  Most marbles found are worth 10
 58  A20T-AA64  Marble counter doesn't max out at 99-ignore counter
 59  A7KT-AACR  Jump lower
 60  BBKT-AACR  Jump much lower
 61  AVKT-AACR  Jump higher
 62  APKT-AACR  Jump much higher
 63  AKKT-AACR  Jump much, much higher
 64  AFKT-AACR  Jump way too high
Codes 65 Thru 78 Work ONLY for the Tower scenes.
(Mad Doctor scene 4, & The Prince and the Pauper scene 4.).
 65  ADZA-CAD4  After being hit, there is no temporary invincibility
 66  DHZA-CAD4  After being hit, temporary invincibility lasts 1/2x normal
 67  W5ZA-CAD4  After being hit, temporary invincibility lasts 3x normal
 68  8XZA-CCD4  After being hit, temporary invincibility lasts 10x normal
 69  VDZA-DGD4  After being hit, temporary invincibility lasts 100x normal
 70  FDZA-CA5G  Almost invincible
 71  BADA-AA60  Infinite tries-Mad Doctor Scene 4 only
 72  BXMT-CA3J  Stars do not help health
 73  CXCA-CA3C  Infinite marbles (once you get one)
 74  AXMA-CA8Y + AXMA-CA26    Most marbles found are worth 0
 75  HHMA-DJ0Y + HHMA-DJT6  Most marbles found are worth 2
 76  HHMA-DY0Y + HHMA-DYT6  Most marbles found are worth 5
 77  CDMA-CA8Y + CDMA-CA26  Most marbles found are worth 10
 78  A5MT-CA2A + A5MA-CA4J  Marble counter doesn't max out at 99-ignore counter

Download The Big Book of Game Genie Codes.