Sonic & Knuckles Game Genie Codes

1. AFKT-AAG0 - Start with 1 life instead of 3

2. AKKT-AAG0 - Start with 2 lives

3. AVKT-AAG0 - Start with 4 lives

4. AZKT-AAG0 - Start with 5 lives

5. A7KT-AAG0 - Start with 7 lives

6. BFKT-AAG0 - Start with 9 lives

7. DFKT-AAG0 - Start with 25 lives

8. GKKT-AAG0 - Start with 50 lives

9. NPKT-AAG0 - Start with 99 lives

10. K2WA-CA4J - Infinite lives

Codes 11 thru 64 work for Sonic & Knuckles game alone and also with Sonic 3 game attached
11. AWXT-CA4C - Don't lose rings when hit

12. HXRT-AA6A - Infinite time

13. 96BA-CAG6 + 98MA-CAF0 - Keep shields(fire, water, lightning) when hit

14. AKVT-AA76 + AMNA-EA24 - Keep rings between levels

15. ATGT-CA3Y - Super shoes don't run out with time

16. RENT-C6YA - Sonic can always double jump(can't use water shield or become Super Sonic)

17. RENT-C6V6 - Sonic can always use Fireball Spin Dash(can't double jump, bounce, or become Super Sonic)

18. RGSA-A6YY - Only 1 blue sphere needed to get a chaos emerald

19. AANA-CNA0 - Sonic jumps as high as Knuckles(slightly lower than usual)

20. 4ANA-CRA0 - High jump for Sonic

21. 2ANA-CWA0 - Super jump for Sonic

22. AANA-C4A0 - Mega jump for Sonic

23. AANA-DYA0 - Orbital jump for Sonic

24. TB5T-CNCR - Knuckles jumps as high as Sonic(slightly higher than usual)

25. PV5T-CRCR - High jump for Knuckles

26. AB5T-CWCR - Super jump for Knuckles

27. AB5T-C2CR - Mega jump for Knuckles

28. AB5T-DTCR - Orbital jump for Knuckles

29. ALNA-AACR - Rings worth 2 in special stage

30. ARNA-AACR - Rings worth 3 in special stage

31. AWNA-AACR - Rings worth 4 in special stage

32. A0NA-AACR - Rings worth 5 in special stage

33. BLNA-AACR - Rings worth 10 in special stage

34. A2NT-CAG6 - Only 6 chaos emeralds needed to become Super Sonic

35. AYNT-CAG6 - Only 5 chaos emeralds needed to become Super Sonic

36. ATNT-CAG6 - Only 4 chaos emeralds needed to become Super Sonic

37. ANNT-CAG6 - Only 3 chaos emeralds needed to become Super Sonic

38. AJNT-CAG6 - Only 2 chaos emeralds needed to become Super Sonic

39. AENT-CAG6 - Only 1 chaos emerald needed to become Super Sonic

40. AANT-CAG6 - Become Super Sonic without any chaos emeralds

41. NTNT-CAHL - 100 rings needed to become Super Sonic instead of 50

42. FANT-CAHL - 40 rings needed to become Super Sonic

43. DENT-CAHL - 25 rings needed to become Super Sonic

44. BJNT-CAHL - 10 rings needed to become Super Sonic

45. AENT-CAHL - 1 ring needed to become Super Sonic

46. AANT-CAGY + AAPA-CAB8 - Become Super-Duper Sonic without any emeralds(you still need 50 rings unless using one of the above codes)

47. NTPT-CA50 - Rings aren't used up as Super(or Super- Duper) Sonic/Knuckles

48. RHJA-E60L - Bonus round always activated after every checkpoint

49. BXLA-EA5G - Bonus round is always Slot Machine

50. A5LA-EA5G - Bonus round is always Glowing Spheres

51. A36A-CACW - Only 6 chaos emeralds needed to become Super Knuckles

52. AZ6A-CACW - Only 5 chaos emeralds needed to become Super Knuckles

53. AV6A-CACW - Only 4 chaos emeralds needed to become Super Knuckles

54. AP6A-CACW - Only 3 chaos emeralds needed to become Super Knuckles

55. AK6A-CACW - Only 2 chaos emeralds needed to become Super Knuckles

56. AF6A-CACW - Only 1 chaos emerald needed to become Super Knuckles

57. AB6A-CACW - Become Super Knuckles without any chaos emeralds

58. NV6A-CADA - 100 rings needed to become Super Knuckles instead of 50

59. FB6A-CADA - 40 rings needed to become Super Knuckles

60. DF6A-CADA - 25 rings needed to become Super Knuckles

61. BK6A-CADA - 10 rings needed to become Super Knuckles

62. AF6A-CADA - 1 ring needed to become Super Knuckles

63. AB6A-CACL + AB6A-CAHR - Become Super-Duper Knuckles without any emeralds(you still need 50 rings unless using one of the above codes)

64. ACCT-CA2R - Can't drown

Codes 65 through 86 are for Knuckles in the Sonic 2 game
65. AX6D-AA3W - Knuckles doesn't lose rings when hit

66. HWLX-GA2Y - Infinite time

67. SD5X-BJT2 - Rings worth 2

68. SD5X-BNT2 - Rings worth 3

69. SD5X-BTT2 - Rings worth 4

70. SD5X-BYT2 - Rings worth 5

71. SD5X-B2T2 - Rings worth 6

72. SD5X-B6T2 - Rings worth 7

73. SD5X-BAT2 - Rings worth 8

74. AE5X-AAFY - Knuckles starts with 1 life instead of 3

75. AY5X-AAFY - Knuckles starts with 5 lives

76. A65X-AAFY - Knuckles starts with 7 lives

77. BE5X-AAFY - Knuckles starts with 9 lives

78. DE5X-AAFY - Knuckles starts with 25 lives

79. GJ5X-AAFY - Knuckles starts with 50 lives

80. KN5X-AAFY - Knuckles starts with 75 lives

81. NN5X-AAFY - Knuckles starts with 99 lives

82. JV1D-CA6W - Infinite lives

83. PVWD-CRDC - High jump for Knuckles

84. ABWD-CWDC - Super jump for Knuckles

85. ABWD-C2DC - Mega jump for Knuckles