There are two versions of the game, if the codes for “Version A” below do not work, use the “Version B” codes further down the list.
Master Code – Must Be On
ATBT-AA4E
Note: It is known this is required on emulators but may not be required on an actual Genesis console.
Invisible Sonic
R0TA-DERP
Enable Debugger
AE7T-AAE2
Sonic’s Ring Count Goes To 99 You Get Hit 4
NNTT-CACY
Tails’ Ring Count Goes To 99 When You Get Hit 5
NNTT-CADJ
Don’t Use Up Rings To Maintain Transformation of Super Sonic
ACZT-CAFY
Become Super Sonic With 0 Rings
ACZT-CACJ
Become Super Sonic With 0 Emeralds
ACZT-CACA
The Regular Level Music Plays When Super Sonic, Instead of The Super Theme
ADFT-8AF6
Rings Worth 2 (Player 1
SAST-DJ1A
Rings Worth 3 (Player 1)
SAST-DN1A
Rings Worth 4 (Player 1)
SAST-DT1A
Rings Worth 5 (Player 1)
SAST-DY1A
Rings Worth 6 (Player 1)
SAST-D21A
Rings Worth 7 (Player 1)
SAST-D61A
Rings Worth 8 (Player 1)
SAST-DA1A
Start With 1 Life Instead Of 3 (Player 1)
AE8A-AAD2
Start With 5 Lives (Player 1)
AY8A-AAD2
Start With 7 Lives (Player 1)
A68A-AAD2
Start With 9 Lives (Player 1)
BE8A-AAD2
Start With 25 Lives (Player 1)
DE8A-AAD2
Start With 50 Lives (Player 1)
GJ8A-AAD2
Start With 75 Lives (Player 1)
KN8A-AAD2
Start With 99 Lives (Player 1)
NN8A-AAD2
Infinite Lives (Player 1)
JW3A-CA4J
Rings Worth 2 (Player 2)
SATA-DJVW
Rings Worth 3 (Player 2)
SATA-DNVW
Rings Worth 4 (Player 2)
SATA-DTVW
Rings Worth 5 (Player 2)
SATA-DYVW
Rings Worth 6 (Player 2)
SATA-D2VW
Rings Worth 7 (Player 2)
SATA-D6VW
Rings Worth 8 (Player 2)
SATA-DAVW
Start With 1 Life Instead Of 3 (Player 2)
AE8A-AAD8
Start With 5 Lives (Player 2)
AY8A-AAD8
Start With 7 Lives (Player 2)
A68A-AAD8
Start With 9 Lives (Player 2)
BE8A-AAD8
Start With 25 Lives (Player 2)
DE8A-AAD8
Start With 50 Lives (Player 2)
GJ8A-AAD8
Start With 75 Lives (Player 2)
KN8A-AAD8
Start With 99 Lives (Player 2)
NN8A-AAD8
Infinite Lives (Player 2)
JXGA-CA7G
Jump A Little Higher
FVVT-CAE2
Jump A Lot Higher
EBVT-CAE2
Jump Really High
CBVT-CAE2
Sonic Stays Invincible For A Shorter Time After Getting Hit
A02T-CAF8
Sonic Stays Invincible For A Longer Time After Getting Hit
982T-CAF8
Sonic Becomes Invisible And Invincible For The Rest Of The Level After Getting Hit (Must Have At Least One Ring – Switch Off And Then On To Make Sonic Visible)
ALTA-CA8N
Once Invincible (Stars), Sonic Stays Invincible For The Rest Of The Level
ALTA-CA9J
Sonic Doesn’t Lose Rings When Hit
ATTT-CA4W
Tails Doesn’t Lose Rings When Hit
ATTT-CA5G
Sonic Needs Only 1 Ring Instead Of 50 To Enter Special Stage After Touching A Star Post
AH2T-CAH6
Rings Worth 2 In Special Stages (Sonic)
SBJA-HJWJ
Rings Worth 3 In Special Stages (Sonic)
SBJA-HNWJ
Rings Worth 4 In Special Stages (Sonic)
SBJA-HTWJ
Rings Worth 5 In Special Stages (Sonic)
SBJA-HYWJ
Rings Worth 6 In Special Stages (Sonic)
SBJA-H2WJ
Rings Worth 7 In Special Stages (Sonic)
SBJA-H6WJ
Rings Worth 8 In Special Stages (Sonic)
SBJA-HAWJ
Rings Worth 2 In Special Stages (Tails)
SBJA-HJWR
Rings Worth 3 In Special Stages (Tails)
SBJA-HNWR
Rings Worth 4 In Special Stages (Tails)
SBJA-HTWR
Rings Worth 5 In Special Stages (Tails)
SBJA-HYWR
Rings Worth 6 In Special Stages (Tails)
SBJA-H2WR
Rings Worth 7 In Special Stages (Tails)
SBJA-H6WR
Rings Worth 8 In Special Stages (Tails)
SBJA-HAWR
Need 0 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
ACZT-CACA
Need 1 Chaos Emerald To Become Super Sonic (In Addition To Rings)
AGZT-CACA
Need 2 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
ALZT-CACA
Need 3 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
ARZT-CACA
Need 4 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
AWZT-CACA
Need 5 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
A0ZT-CACA
Need 6 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
A4ZT-CACA
Need 1 Ring To Become Super Sonic (In Addition To Chaos Emeralds – Don’t Lose Rings With Time
AGZT-CACJ
K4ZT-CA9N
Need 5 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
A0ZT-CACJ
Need 10 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
BLZT-CACJ
Need 25 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
DGZT-CACJ
Need 40 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
FCZT-CACJ
Super Sonic Doesn’t Lose Rings With Time
K4ZT-CA9N
Level Select Menu (At Title Screen, Hold Down A While Pressing Start)
RE8A-A60W
Start Most Levels With Some Rings (1-Player Game Only – The Number Of Rings Varies With The Stage, And You Can Still Lose Rings)
2VAT-BCRN
Rings Worth 2 (Player 1)
SATA-DJTJ
Rings Worth 3 (Player 1)
SATA-DNTJ
Rings Worth 4 (Player 1)
SATA-DTTJ
Rings Worth 5 (Player 1)
SATA-DYTJ
Rings Worth 6 (Player 1)
SATA-D2TJ
Rings Worth 7 (Player 1)
SATA-D6TJ
Rings Worth 8 (Player 1)
SATA-DATJ
Start With 1 Life Instead Of 3 (Player 1)
AE8A-AADN
Start With 5 Lives (Player 1)
AY8A-AADN
Start With 7 Lives (Player 1)
A68A-AADN
Start With 9 Lives (Player 1)
BE8A-AADN
Start With 25 Lives (Player 1)
DE8A-AADN
Start With 50 Lives (Player 1)
GJ8A-AADN
Start With 75 Lives (Player 1)
KN8A-AADN
Start With 99 Lives (Player 1)
NN8A-AADN
Infinite Lives (Player 1)
JW3A-CA4Y
Rings Worth 2 (Player 2)
SATA-DJW8
Rings Worth 3 (Player 2)
SATA-DNW8
Rings Worth 4 (Player 2)
SATA-DTW8
Rings Worth 5 (Player 2)
SATA-DYW8
Rings Worth 6 (Player 2)
SATA-D2W8
Rings Worth 7 (Player 2)
SATA-D6W8
Rings Worth 8 (Player 2)
SATA-DAW8
Start With 1 Life Instead Of 3 (Player 2)
AE8A-AADW
Start With 5 Lives (Player 2)
AY8A-AADW
Start With 7 Lives (Player 2)
A68A-AADW
Start With 9 Lives (Player 2)
BE8A-AADW
Start With 25 Lives (Player 2)
DE8A-AADW
Start With 50 Lives (Player 2)
GJ8A-AADW
Start With 75 Lives (Player 2)
KN8A-AADW
Start With 99 Lives (Player 2)
NN8A-AADW
Infinite Lives (Player 2)
JXGA-CA7W
Jump A Little Higher
FVVT-CAE2
Jump A Lot Higher
EBVT-CAE2
Jump Really High
CBVT-CAE2
Sonic Stays Invincible For A Shorter Time After Getting Hit
A02T-CAGL
Sonic Stays Invincible For A Longer Time After Getting Hit
982T-CAGL
Sonic Becomes Invisible And Invincible For The Rest Of The Level After Getting Hit (Must Have At Least One Ring – Switch Off And Then On To Make Sonic Visible)
ALTA-CA82
Once Invincible (Stars), Sonic Stays Invincible For The Rest Of The Level
ALTA-CA9Y
Sonic Doesn’t Lose Rings When Hit
ATTT-CA58
Tails Doesn’t Lose Rings When Hit
ATTT-CA6W
Sonic Needs Only 1 Ring Instead Of 50 To Enter Special Stage After Touching A Star Post
AH2T-CAHN
Rings Worth 2 In Special Stages (Sonic)
SBJA-HJV2
Rings Worth 3 In Special Stages (Sonic)
SBJA-HNV2
Rings Worth 4 In Special Stages (Sonic)
SBJA-HTV2
Rings Worth 5 In Special Stages (Sonic)
SBJA-HYV2
Rings Worth 6 In Special Stages (Sonic)
SBJA-H2V2
Rings Worth 7 In Special Stages (Sonic)
SBJA-H6V2
Rings Worth 8 In Special Stages (Sonic)
SBJA-HAV2
Rings Worth 2 In Special Stages (Tails)
SBJA-HJV8
Rings Worth 3 In Special Stages (Tails)
SBJA-HNV8
Rings Worth 4 In Special Stages (Tails)
SBJA-HTV8
Rings Worth 5 In Special Stages (Tails)
SBJA-HYV8
Rings Worth 6 In Special Stages (Tails)
SBJA-H2V8
Rings Worth 7 In Special Stages (Tails)
SBJA-H6V8
Rings Worth 8 In Special Stages (Tails)
SBJA-HAV8
Need 0 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
ACZT-CACN
Need 1 Chaos Emerald To Become Super Sonic (In Addition To Rings)
AGZT-CACN
Need 2 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
ALZT-CACN
Need 3 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
ARZT-CACN
Need 4 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
AWZT-CACN
Need 5 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
A0ZT-CACN
Need 6 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
A4ZT-CACN
Need 1 Ring To Become Super Sonic (In Addition To Chaos Emeralds – Don’t Lose Rings With Time
AGZT-CACY
K4ZT-CA92
Need 5 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
A0ZT-CACY
Need 10 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
BLZT-CACY
Need 25 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
DGZT-CACY
Need 40 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
FCZT-CACY
Super Sonic Doesn’t Lose Rings With Time
K4ZT-CA92
Level Select Menu (At Title Screen, Hold Down A While Pressing Start)
RE8A-A60G
Start Most Levels With Some Rings (1-Player Game Only – The Number Of Rings Varies With The Stage, And You Can Still Lose Rings)
2VAT-BCRA
One Hit And You Are Invincible
982T-C9F8