| Tails is very light | ABLT-CAR2 |
| Tails can't spin dash | ABRT-CATN |
| Master Code [Emulators Only] | ATBT-AA4E |
| Enable Debugger | AE7T-AAE2 |
| Sonic's Rings Go To 99 When You're Hit | NNTT-CACY |
| Tails' Rings go to 99 when you're Hit | NNTT-CADJ |
| Access Hidden Palace Zone [Or At Least Whats Left] | ACLA-ATD4 |
| Auto Spin Dash | MA3A-AAAT |
| Always go to the special stage | DADA-AAAR |
| Skip levels | AADA-AAAE |
| 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 lower | KBVT-CAE2 |
| 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 | 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 only) | SBJA-HJWJ |
| Rings worth 3 in special stages (Sonic only) | SBJA-HNWJ |
| Rings worth 4 in special stages (Sonic only) | SBJA-HTWJ |
| Rings worth 5 in special stages (Sonic only) | SBJA-HYWJ |
| Rings worth 6 in special stages (Sonic only) | SBJA-H2WJ |
| Rings worth 7 in special stages (Sonic only) | SBJA-H6WJ |
| Rings Worth 8 In Special Stages (Sonic only) | SBJA-HAWJ |
| Rings worth 2 in special stage (Tails only) | SBJA-HJWR |
| Rings worth 3 in special stages (Tails only) | SBJA-HNWR |
| Rings worth 4 in special stages (Tails only) | SBJA-HTWR |
| Rings worth 5 in special stages (Tails only) | SBJA-HYWR |
| Rings worth 6 in special stages (Tails only) | SBJA-H2WR |
| Rings worth 7 in special stages (Tails only) | SBJA-H6WR |
| Rings worth 8 in special stages (Tails only) | SBJA-HAWR |
| Need 1 Chaos Emerald to become Super Sonic | AGZT-CACA |
| Need 2 chaos emeralds to become Super Sonic | ALZT-CACA |
| Need 3 chaos emeralds to become Super Sonic | ARZT-CACA |
| Need 4 chaos emeralds to become Super Sonic | AWZT-CACA |
| Need 5 chaos emeralds to become Super Sonic | A0ZT-CACA |
| Need 6 chaos emeralds to become Super Sonic | A4ZT-CACA |
| Need 1 ring to become Super Sonic, don't lose rings with time | AGZT-CACJ + K4ZT-CA9N |
| Need 5 rings to become Super Sonic | A0ZT-CACJ |
| Need 10 rings to become Super Sonic | BLZT-CACJ |
| Need 25 rings to become Super Sonic | DGZT-CACJ |
| Need 40 rings to become Super Sonic | FCZT-CACJ |
| Super Sonic doesn't lose rings with time | K4ZT-CA9N |
| Level select menu | RE8A-A60W |
| Start most levels with some rings 1 player game only) | 2VAT-BCRN |
| Invincibility | J56T-GR3L + 8X6A-GR5Y + AVPA-CA76 |
| Infinite Lives | AL3A-CA4J |
| Infinite Time | REHA-J6TA |
| Infinite Time In Debugger | REHT-J6V0 |
| Get Rings From Anywhere | E32T-CA3A |
| Start With All Emeralds | SA8A-B61J |
| 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 |
| One Hit And You Are Invincible | 982T-C9F8 |
| Disable HUD | ATEA-JA2J |
| Walk Thru Solid Objects | J4PA-CA5R |
| Untouchable | R16A-G6YW + R16A-G6Z8 |
| Sonic - Super-jump | 2CZA-CWC6 |
| Sonic - Mega-jump | ACZA-C4C6 |
| Sonic - Orbital-jump | ACZA-DYC6 |
| Tails - Super-jump | 2DDA-CWCC |
| Tails - Mega-jump | ADDA-C4CC |
| Tails - Orbital-jump | ADDA-DYCC |
| Rings Don't Protect Sonic | PD6A-GA7R |
| Touching an enemy will kill it. | BM5T-GA64 |
| Don't Lose Rings When Hit (Alternate) | BJTT-CA28 |
| All in One Invincibility | R16A-G6YY |
| Walk Through Solid Objects (Alternate) | R0PA-C6T4 |
| Tails Dies Instantly When Not in CPU Flight Mode | AMCT-CA62 |
| Disable Tails Completely | R06A-C6ZE |
| No animation change when hit | R16A-G61A |
| Disable Super Sonic Transformation | R0ZA-C61T |
| Stationary Sonic Has Super Sonic's Posture | RG3T-C6W4 |
| Sonic Stays Super After Rings Counter Hits Zero | SCZT-CA9W |
| Don't Die When Hit With No Rings | EX6A-GA6W |
| Jump In Midair - Sonic | BWZA-CA9Y + ACZT-DZ2E + RGZT-C6TL + ARZT-DP2R + AWZT-CR2Y |
| Jump In Midair - Tails | BXDA-CA8T + ADDA-DZ9A + RHDA-C61G + PSDA-DP9L + AXDA-CR9T |
| Skip Intro Screens | ATBT-AAET |
| Remove Floor Spikes | ABNT-CA60 |
| Get One Emerald To Get Them All | A7TT-GAEY |
| Never Drown | AMMA-CA66 |
| Pause The Game And Press A To Access The Level Select Screen | REKT-A60A + FAKT-AAGN |
| Pause The Game And Press A To Play Special/Bonus Stages | REKT-A60A + CAKT-AAGN |
| Timer Runs At Half Speed (2x Slower Than Normal) | SAGT-JAH2 |
| Timer Runs At One Quarter Speed (4x Slower Than Normal) | 8AGT-JAH2 |
| Don't Die When Timer Reaches 10 Minutes | AJGT-JA9T |
| Pause The Game To Enable Debugger. See notes. | 9JKT-B97T |
| Pause The Game To Enable Debugger (Alternate version). See notes. | BEKT-B77T |
| Always Get The Chaos Emerald In Special/Bonus Stages | AK5T-AA26 |
| Don't Fall When You Walk Off Ledges (Walk on air). See notes. | R1VT-C6TR |
| Don't lose any rings when you hit the black spikes in Special/bonus stages | ABLA-GAA8 |
| Pause The Game And Press A For Invincibility. See notes. | REKT-A60A + AJKT-AAGN + FNKT-BBRR |
| Pause The Game And Press A For Invincibility, Or Press B or C to Add 10 Rings to Your Total. See notes. | REKT-A60A + AJKT-AAGN + FNKT-BBRR + SALA-ANAA + BJLA-AAAC + EALA-B72E + DYLA-B72L + 6TLA-AA2N |
| Pause the game and press A to become Super Sonic. See notes. | REKT-A60A + AJKT-AAGN + FNKT-BBRR + FTKT-AA8W + AALA-AYAC + NALA-BS2E + D2LA-AAAJ + NNLA-BS2L + 6TLA-AA2N + DEKT-B790 + R0ZT-C60G + ATKT-AA7N |
| Doors Never Close After You Pass Thru Them (like the ones in Chemical Plant Zone) | REMT-C6ZT |
| Can turn into Super Sonic at any time. See notes. | BCZT-CA4E |
| Can turn into Super Sonic at any time. See notes. | BCZT-CA4E + R0ZT-C60G |
| Invincibility / Star Power-up Lasts Half As Long | MAZA-CEDN |
| Invincibility / Star Power-up Lasts Twice As Long | NAZA-CWDN |
| Ring Monitors Add 5 Rings (instead of 10) | AYYT-CAFC |
| Ring Monitors Add 25 Rings | DEYT-CAFC |
| Ring Monitors Add 100 Rings | NTYT-CAFC |
| Get rings from anywhere in special/bonus stages. See notes. | C3JT-GA2J + G3HT-GA3T |
| Can Run Right Through Black Spikes In Special/Bonus Stages. See notes. | G3HT-GA3T |
| Keep The Rings You Originally Had When You Exit Bonus Stages | A53T-CA56 |
| Special/Bonus Stages Are Always Accessible. See notes. | B52T-CA9W |
| 2P Emerald Hill plays in 1P Emerald Hill | TJ9A-A3FA |
| 2P Casino Night plays in 1P Casino Night | V29A-AVFN |
| 2P Mystic Cave plays in 1P Mystic Cave | TN9A-AKFL |
| 1P Emerald Hill plays in 2P Emerald Hill | TJ9A-AFFW |
| 1P Mystic Cave plays in 2P Mystic Cave | VN9A-AKF6 |
| 1P Casino Night plays in 2P Casino Night | V29A-AXF8 |
| Start on Emerald Hill Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-AAGL |
| Start on Chemical Plant Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-A4GL |
| Start on Chemical Plant Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-A4GL |
| Start on Aquatic Ruin Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-A8GL |
| Start on Aquatic Ruin Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-A8GL |
| Start on Casino Night Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-A2GL |
| Start on Casino Night Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-A2GL |
| Start on Hill Top Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-ARGL |
| Start on Hill Top Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-ARGL |
| Start on Mystic Cave Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-A0GL |
| Start on Mystic Cave Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-A0GL |
| Start on Oil Ocean Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-AYGL |
| Start on Oil Ocean Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-AYGL |
| Start on Metropolis Zone, Act 1 | RE8A-A60G + 9T8A-BCRJ + AA8A-AJGL |
| Start on Metropolis Zone, Act 2 | RE8A-A60G + 9T8A-BCRJ + AE8A-AJGL |
| Start on Metropolis Zone, Act 3 | RE8A-A60G + 9T8A-BCRJ + AA8A-ALGL |
| Start on Sky Chase Zone | RE8A-A60G + 9T8A-BCRJ + AA8A-BAGL |
| Start on Wing Fortress Zone | RE8A-A60G + 9T8A-BCRJ + AA8A-ANGL |
| Start on Death Egg Zone | RE8A-A60G + 9T8A-BCRJ + AA8A-A6GL |
| Tails doesn't lose rings from Spikes in Special Stages | CT9A-GA3N |
| Extended Emerald Mini-Game | RZLT-G6W8 |
| Master Code (Improved) | F2BT-AA24 |
| Invincibility - Sonic and Tails | R16A-G6YA |
| Speed Shoes last 2x longer | NAYT-CWHL |
| Speed Shoes last until the end of the level or until you die | ALTT-CA24 |
| Disable Tails following Sonic in Special Stages | A3JT-AA4L + A35T-AA2T |
| Sonic And Tails Together Need to Collect Fewer Rings To Meet the checkpoint And Emerald Requirements In Special Stages | A35T-AA2T |
| Change Tails name to Miles | AJBT-AA5E |
| Start Almost Every Life With 1 Ring | SBAT-BE0N |
| Sonic jumps as high as Super Sonic | ACZA-CTC6 |
| Tails jumps as high as Super Sonic | ADDA-CTCC |
| Sonic jumps as high as Super Sonic and has Super Sonic's faster acceleration and top speed | ACZA-CTC6 + EWTT-CA2W + PCTT-DGC2 |
| Tails jumps as high as Super Sonic and has Super Sonic's faster acceleration and top speed | ADDA-CTCC + BW7A-CA7C + AC7A-CYFW + GC7A-CAF2 + AC7A-CCF8 + PC7A-DGGT |
