Game Genie Codes

The following are known Game Genie Codes for Sonic the Hedgehog 2 on SEGA Genesis.

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.
1. 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.
2. Invisible Sonic
   R0TA-DERP
3. Enable Debugger
   AE7T-AAE2
4. Sonic’s Ring Count Goes To 99 You Get Hit 4
   NNTT-CACY
5. Tails’ Ring Count Goes To 99 When You Get Hit 5
   NNTT-CADJ
6. Don’t Use Up Rings To Maintain Transformation of Super Sonic
   ACZT-CAFY
7. Become Super Sonic With 0 Rings
   ACZT-CACJ
8. Become Super Sonic With 0 Emeralds
   ACZT-CACA
9. The Regular Level Music Plays When Super Sonic, Instead of The Super Theme
   ADFT-8AF6

Version A Codes

10. Rings Worth 2 (Player 1
    SAST-DJ1A
11. Rings Worth 3 (Player 1)
    SAST-DN1A
12. Rings Worth 4 (Player 1)
    SAST-DT1A
13. Rings Worth 5 (Player 1)
    SAST-DY1A
14. Rings Worth 6 (Player 1)
    SAST-D21A
15. Rings Worth 7 (Player 1)
    SAST-D61A
16. Rings Worth 8 (Player 1)
    SAST-DA1A
17. Start With 1 Life Instead Of 3 (Player 1)
    AE8A-AAD2
18. Start With 5 Lives (Player 1)
    AY8A-AAD2
19. Start With 7 Lives (Player 1)
    A68A-AAD2
20. Start With 9 Lives (Player 1)
    BE8A-AAD2
21. Start With 25 Lives (Player 1)
    DE8A-AAD2
22. Start With 50 Lives (Player 1)
    GJ8A-AAD2
23. Start With 75 Lives (Player 1)
    KN8A-AAD2
24. Start With 99 Lives (Player 1)
    NN8A-AAD2
25. Infinite Lives (Player 1)
    JW3A-CA4J
26. Rings Worth 2 (Player 2)
    SATA-DJVW
27. Rings Worth 3 (Player 2)
    SATA-DNVW
28. Rings Worth 4 (Player 2)
    SATA-DTVW
29. Rings Worth 5 (Player 2)
    SATA-DYVW
30. Rings Worth 6 (Player 2)
    SATA-D2VW
31. Rings Worth 7 (Player 2)
    SATA-D6VW
32. Rings Worth 8 (Player 2)
    SATA-DAVW
33. Start With 1 Life Instead Of 3 (Player 2)
    AE8A-AAD8
34. Start With 5 Lives (Player 2)
    AY8A-AAD8
35. Start With 7 Lives (Player 2)
    A68A-AAD8
36. Start With 9 Lives (Player 2)
    BE8A-AAD8
37. Start With 25 Lives (Player 2)
    DE8A-AAD8
38. Start With 50 Lives (Player 2)
    GJ8A-AAD8
39. Start With 75 Lives (Player 2)
    KN8A-AAD8
40. Start With 99 Lives (Player 2)
    NN8A-AAD8
41. Infinite Lives (Player 2)
    JXGA-CA7G
42. Jump Lower
    KBVT-CAE2
43. Jump A Little Higher
    FVVT-CAE2
44. Jump A Lot Higher
    EBVT-CAE2
45. Jump Really High
    CBVT-CAE2
46. Sonic Stays Invincible For A Shorter Time After Getting Hit
    A02T-CAF8
47. Sonic Stays Invincible For A Longer Time After Getting Hit
    982T-CAF8
48. 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
49. Once Invincible (Stars), Sonic Stays Invincible For The Rest Of The Level
    ALTA-CA9J
50. Sonic Doesn’t Lose Rings When Hit
    ATTT-CA4W
51. Tails Doesn’t Lose Rings When Hit
    ATTT-CA5G
52. Sonic Needs Only 1 Ring Instead Of 50 To Enter Special Stage After Touching A Star Post
    AH2T-CAH6
53. Rings Worth 2 In Special Stages (Sonic)
    SBJA-HJWJ
54. Rings Worth 3 In Special Stages (Sonic)
    SBJA-HNWJ
55. Rings Worth 4 In Special Stages (Sonic)
    SBJA-HTWJ
56. Rings Worth 5 In Special Stages (Sonic)
    SBJA-HYWJ
57. Rings Worth 6 In Special Stages (Sonic)
    SBJA-H2WJ
58. Rings Worth 7 In Special Stages (Sonic)
    SBJA-H6WJ
59. Rings Worth 8 In Special Stages (Sonic)
    SBJA-HAWJ
60. Rings Worth 2 In Special Stages (Tails)
    SBJA-HJWR
61. Rings Worth 3 In Special Stages (Tails)
    SBJA-HNWR
62. Rings Worth 4 In Special Stages (Tails)
    SBJA-HTWR
63. Rings Worth 5 In Special Stages (Tails)
    SBJA-HYWR
64. Rings Worth 6 In Special Stages (Tails)
    SBJA-H2WR
65. Rings Worth 7 In Special Stages (Tails)
    SBJA-H6WR
66. Rings Worth 8 In Special Stages (Tails)
    SBJA-HAWR
67. Need 0 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
    ACZT-CACA
68. Need 1 Chaos Emerald To Become Super Sonic (In Addition To Rings)
    AGZT-CACA
69. Need 2 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
    ALZT-CACA
70. Need 3 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
    ARZT-CACA
71. Need 4 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
    AWZT-CACA
72. Need 5 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
    A0ZT-CACA
73. Need 6 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
    A4ZT-CACA
74. Need 1 Ring To Become Super Sonic (In Addition To Chaos Emeralds – Don’t Lose Rings With Time
    AGZT-CACJ
    K4ZT-CA9N
75. Need 5 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
    A0ZT-CACJ
76. Need 10 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
    BLZT-CACJ
77. Need 25 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
    DGZT-CACJ
78. Need 40 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
    FCZT-CACJ
79. Super Sonic Doesn’t Lose Rings With Time
    K4ZT-CA9N
80. Level Select Menu (At Title Screen, Hold Down A While Pressing Start)
    RE8A-A60W
81. 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

Version B Codes

82. Rings Worth 2 (Player 1)
    SATA-DJTJ
83. Rings Worth 3 (Player 1)
    SATA-DNTJ
84. Rings Worth 4 (Player 1)
    SATA-DTTJ
85. Rings Worth 5 (Player 1)
    SATA-DYTJ
86. Rings Worth 6 (Player 1)
    SATA-D2TJ
87. Rings Worth 7 (Player 1)
    SATA-D6TJ
88. Rings Worth 8 (Player 1)
    SATA-DATJ
89. Start With 1 Life Instead Of 3 (Player 1)
    AE8A-AADN
90. Start With 5 Lives (Player 1)
    AY8A-AADN
91. Start With 7 Lives (Player 1)
    A68A-AADN
92. Start With 9 Lives (Player 1)
    BE8A-AADN
93. Start With 25 Lives (Player 1)
    DE8A-AADN
94. Start With 50 Lives (Player 1)
    GJ8A-AADN
95. Start With 75 Lives (Player 1)
    KN8A-AADN
96. Start With 99 Lives (Player 1)
    NN8A-AADN
97. Infinite Lives (Player 1)
    JW3A-CA4Y
98. Rings Worth 2 (Player 2)
    SATA-DJW8
99. Rings Worth 3 (Player 2)
    SATA-DNW8
100. Rings Worth 4 (Player 2)
     SATA-DTW8
101. Rings Worth 5 (Player 2)
     SATA-DYW8
102. Rings Worth 6 (Player 2)
     SATA-D2W8
103. Rings Worth 7 (Player 2)
     SATA-D6W8
104. Rings Worth 8 (Player 2)
     SATA-DAW8
105. Start With 1 Life Instead Of 3 (Player 2)
     AE8A-AADW
106. Start With 5 Lives (Player 2)
     AY8A-AADW
107. Start With 7 Lives (Player 2)
     A68A-AADW
108. Start With 9 Lives (Player 2)
     BE8A-AADW
109. Start With 25 Lives (Player 2)
     DE8A-AADW
110. Start With 50 Lives (Player 2)
     GJ8A-AADW
111. Start With 75 Lives (Player 2)
     KN8A-AADW
112. Start With 99 Lives (Player 2)
     NN8A-AADW
113. Infinite Lives (Player 2)
     JXGA-CA7W
114. Jump Lower
     KBVT-CAE2
115. Jump A Little Higher
     FVVT-CAE2
116. Jump A Lot Higher
     EBVT-CAE2
117. Jump Really High
     CBVT-CAE2
118. Sonic Stays Invincible For A Shorter Time After Getting Hit
     A02T-CAGL
119. Sonic Stays Invincible For A Longer Time After Getting Hit
     982T-CAGL
120. 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
121. Once Invincible (Stars), Sonic Stays Invincible For The Rest Of The Level
     ALTA-CA9Y
122. Sonic Doesn’t Lose Rings When Hit
     ATTT-CA58
123. Tails Doesn’t Lose Rings When Hit
     ATTT-CA6W
124. Sonic Needs Only 1 Ring Instead Of 50 To Enter Special Stage After Touching A Star Post
     AH2T-CAHN
125. Rings Worth 2 In Special Stages (Sonic)
     SBJA-HJV2
126. Rings Worth 3 In Special Stages (Sonic)
     SBJA-HNV2
127. Rings Worth 4 In Special Stages (Sonic)
     SBJA-HTV2
128. Rings Worth 5 In Special Stages (Sonic)
     SBJA-HYV2
129. Rings Worth 6 In Special Stages (Sonic)
     SBJA-H2V2
130. Rings Worth 7 In Special Stages (Sonic)
     SBJA-H6V2
131. Rings Worth 8 In Special Stages (Sonic)
     SBJA-HAV2
132. Rings Worth 2 In Special Stages (Tails)
     SBJA-HJV8
133. Rings Worth 3 In Special Stages (Tails)
     SBJA-HNV8
134. Rings Worth 4 In Special Stages (Tails)
     SBJA-HTV8
135. Rings Worth 5 In Special Stages (Tails)
     SBJA-HYV8
136. Rings Worth 6 In Special Stages (Tails)
     SBJA-H2V8
137. Rings Worth 7 In Special Stages (Tails)
     SBJA-H6V8
138. Rings Worth 8 In Special Stages (Tails)
     SBJA-HAV8
139. Need 0 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
     ACZT-CACN
140. Need 1 Chaos Emerald To Become Super Sonic (In Addition To Rings)
     AGZT-CACN
141. Need 2 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
     ALZT-CACN
142. Need 3 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
     ARZT-CACN
143. Need 4 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
     AWZT-CACN
144. Need 5 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
     A0ZT-CACN
145. Need 6 Chaos Emeralds To Become Super Sonic (In Addition To Rings)
     A4ZT-CACN
146. Need 1 Ring To Become Super Sonic (In Addition To Chaos Emeralds – Don’t Lose Rings With Time
     AGZT-CACY
     K4ZT-CA92
147. Need 5 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
     A0ZT-CACY
148. Need 10 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
     BLZT-CACY
149. Need 25 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
     DGZT-CACY
150. Need 40 Rings To Become Super Sonic (In Addition To Chaos Emeralds)
     FCZT-CACY
151. Super Sonic Doesn’t Lose Rings With Time
     K4ZT-CA92
152. Level Select Menu (At Title Screen, Hold Down A While Pressing Start)
     RE8A-A60G
153. 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
154. One Hit And You Are Invincible
     982T-C9F8

Do you know any additional codes for this game? Is there an error listed above? Let us know about it and we’ll update the list.

Code Indexes for SEGA Genesis / Mega Drive

• Action Replay Code Index
• Game Genie Code Index

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