Sonic The Hedgehog 2

Enable Stage Select

Enable Debug Mode

Enable Debug Mode (On An Actual System)

Infinite Rings

Infinite Lives

Stage/Act Modifier

Always Have 224 Rings (Official Code)

Unlimited Time

Super Speed! [Sonic]

Super Speed! [Tails]

Invincibility For Sonic (Enemies Can't Touch You)

Invincibility For Tails (Enemies Can't Touch You)

Invincibility For Sonic (Always Have Shield)

Invincibility For Tails (Always Have Shield)

Infinite Time Underwater For Sonic

Infinite Time Underwater For Tails

Defeat Stage 1 Robotnik With 1 Hit

Defeat Stage 2 Robotnik With 1 Hit

Defeat Stage 3 Robotnik With 1 Hit

Defeat Stage 4 Robotnik With 1 Hit

Defeat Stage 5 Robotnik With 1 Hit

Defeat Stage 6 Robotnik With 1 Hit

Defeat Stage 7 Robotnik With 1 Hit

Defeat Stage 8 Robotnik With 1 Hit

Defeat Final Stage Bosses With 1 Hit

Enable Super Sonic (All Chaos Emeralds Collected)

Switch F/X On For Levitate Jump For Sonic

Switch F/X On For Levitate Jump For Tails

Hyper Mode P1

Hyper Mode P2

Sonic Color Modifier

Sonic & Tails Sneaker Color Modifier (Base Color)

HUD Display Modifier

Rings Multiplier

Warp To End of Stage P1

Warp To End of Stage P2

Play As Super Sonic (No Powers)

Disable Water

Glowing Sonic

Tails is very light

Tails can't spin dash

Master Code [Emulators Only]

Enable Debugger

Sonic's Rings Go To 99 When You're Hit

Tails' Rings go to 99 when you're Hit

Access Hidden Palace Zone [Or At Least Whats Left]

Auto Spin Dash

Always go to the special stage

Skip levels

Rings worth 2 (player 1)

Rings worth 3 (player 1)

Rings worth 4 (player 1)

Rings worth 5 (player 1)

Rings worth 6 (player 1)

Rings worth 7 (player 1)

Rings worth 8 (player 1)

Start with 1 life instead of 3 (player 1)

Start with 5 lives (player 1)

Start with 7 lives (player 1)

Start with 9 lives (player 1)

Start with 25 lives (player 1)

Start with 50 lives (player 1)

Start with 75 lives (player 1)

Start with 99 lives (player 1)

Infinite lives (player 1)

Rings worth 2 (player 2)

Rings worth 3 (player 2)

Rings worth 4 (player 2)

Rings worth 5 (player 2)

Rings worth 6 (player 2)

Rings worth 7 (player 2)

Rings worth 8 (player 2)

Start with 1 life instead of 3 (player 2)

Start with 5 lives (player 2)

Start with 7 lives (player 2)

Start with 9 lives (player 2)

Start with 25 lives (player 2)

Start with 50 lives (player 2)

Start with 75 lives (player 2)

Start with 99 lives (player 2)

Infinite lives (player 2)

Jump lower

Jump a little higher

Jump a lot higher

Jump really high

Sonic stays invincible for a shorter time after getting hit

Sonic stays invincible for a longer time after getting hit

Sonic becomes invisible and invincible for the rest of the level after getting hit

Once invincible [stars], Sonic stays Invincible for the rest of the level

Sonic doesn't lose rings when hit

Tails doesn't lose rings when hit

Sonic needs only 1 ring instead of 50 to enter special stage after touching a star post

Rings worth 2 in special stages (Sonic only)

Rings worth 3 in special stages (Sonic only)

Rings worth 4 in special stages (Sonic only)

Rings worth 5 in special stages (Sonic only)

Rings worth 6 in special stages (Sonic only)

Rings worth 7 in special stages (Sonic only)

Rings Worth 8 In Special Stages (Sonic only)

Rings worth 2 in special stage (Tails only)

Rings worth 3 in special stages (Tails only)

Rings worth 4 in special stages (Tails only)

Rings worth 5 in special stages (Tails only)

Rings worth 6 in special stages (Tails only)

Rings worth 7 in special stages (Tails only)

Rings worth 8 in special stages (Tails only)

Need 1 Chaos Emerald to become Super Sonic

Need 2 chaos emeralds to become Super Sonic

Need 3 chaos emeralds to become Super Sonic

Need 4 chaos emeralds to become Super Sonic

Need 5 chaos emeralds to become Super Sonic

Need 6 chaos emeralds to become Super Sonic

Need 1 ring to become Super Sonic, don't lose rings with time

Need 5 rings to become Super Sonic

Need 10 rings to become Super Sonic

Need 25 rings to become Super Sonic

Need 40 rings to become Super Sonic

Super Sonic doesn't lose rings with time

Level select menu

Start most levels with some rings 1 player game only)

Invincibility

Infinite Lives

Infinite Time

Infinite Time In Debugger

Get Rings From Anywhere

Start With All Emeralds

Don't Use Up Rings To Maintain Transformation of Super Sonic

Become Super Sonic With 0 Rings

Become Super Sonic With 0 Emeralds

The Regular Level Music Plays When Super Sonic, Instead of The Super Theme

One Hit And You Are Invincible

Disable HUD

Walk Thru Solid Objects

Untouchable

Sonic - Super-jump

Sonic - Mega-jump

Sonic - Orbital-jump

Tails - Super-jump

Tails - Mega-jump

Tails - Orbital-jump

Alt walk through walls (PAR version)

Rings Don't Protect Sonic

Touching an enemy will kill it.

Don't Lose Rings When Hit (Alternate)

All in One Invincibility

Walk Through Solid Objects (Alternate)

Tails Dies Instantly When Not in CPU Flight Mode

Disable Tails Completely

No animation change when hit

Disable Super Sonic Transformation

Stationary Sonic Has Super Sonic's Posture

Sonic Stays Super After Rings Counter Hits Zero

Don't Die When Hit With No Rings

Jump In Midair - Sonic

Jump In Midair - Tails

Skip Intro Screens

Remove Floor Spikes

Get One Emerald To Get Them All

Never Drown

Pause The Game And Press A To Access The Level Select Screen

Pause The Game And Press A To Play Special/Bonus Stages

Timer Runs At Half Speed (2x Slower Than Normal)

Timer Runs At One Quarter Speed (4x Slower Than Normal)

Don't Die When Timer Reaches 10 Minutes

Pause The Game To Enable Debugger. See notes.

Pause The Game To Enable Debugger (Alternate version). See notes.

Always Get The Chaos Emerald In Special/Bonus Stages

Don't Fall When You Walk Off Ledges (Walk on air). See notes.

Don't lose any rings when you hit the black spikes in Special/bonus stages

Pause The Game And Press A For Invincibility. See notes.

Pause The Game And Press A For Invincibility, Or Press B or C to Add 10 Rings to Your Total. See notes.

Pause the game and press A to become Super Sonic. See notes.

Doors Never Close After You Pass Thru Them (like the ones in Chemical Plant Zone)

Can turn into Super Sonic at any time. See notes.

Can turn into Super Sonic at any time. See notes.

Invincibility / Star Power-up Lasts Half As Long

Invincibility / Star Power-up Lasts Twice As Long

Ring Monitors Add 5 Rings (instead of 10)

Ring Monitors Add 25 Rings

Ring Monitors Add 100 Rings

Get rings from anywhere in special/bonus stages. See notes.

Can Run Right Through Black Spikes In Special/Bonus Stages. See notes.

Keep The Rings You Originally Had When You Exit Bonus Stages

Special/Bonus Stages Are Always Accessible. See notes.

2P Emerald Hill plays in 1P Emerald Hill

2P Casino Night plays in 1P Casino Night

2P Mystic Cave plays in 1P Mystic Cave

1P Emerald Hill plays in 2P Emerald Hill

1P Mystic Cave plays in 2P Mystic Cave

1P Casino Night plays in 2P Casino Night

Start on Emerald Hill Zone, Act 2

Start on Chemical Plant Zone, Act 1

Start on Chemical Plant Zone, Act 2

Start on Aquatic Ruin Zone, Act 1

Start on Aquatic Ruin Zone, Act 2

Start on Casino Night Zone, Act 1

Start on Casino Night Zone, Act 2

Start on Hill Top Zone, Act 1

Start on Hill Top Zone, Act 2

Start on Mystic Cave Zone, Act 1

Start on Mystic Cave Zone, Act 2

Start on Oil Ocean Zone, Act 1

Start on Oil Ocean Zone, Act 2

Start on Metropolis Zone, Act 1

Start on Metropolis Zone, Act 2

Start on Metropolis Zone, Act 3

Start on Sky Chase Zone

Start on Wing Fortress Zone

Start on Death Egg Zone

Tails doesn't lose rings from Spikes in Special Stages

Extended Emerald Mini-Game

Stage/Act Modifier

Invincibility For Sonic (Always Have Shield)

Invincibility For Tails (Always Have Shield)

Infinite Time Underwater For Sonic

Infinite Time Underwater For Tails

Defeat Stage 1 Robotnik With 1 Hit

Defeat Stage 2 Robotnik With 1 Hit

Defeat Stage 3 Robotnik With 1 Hit

Defeat Stage 4 Robotnik With 1 Hit

Defeat Stage 5 Robotnik With 1 Hit

Defeat Stage 6 Robotnik With 1 Hit

Defeat Stage 7 Robotnik With 1 Hit

Defeat Stage 8 Robotnik With 1 Hit

Defeat Final Stage Bosses With 1 Hit

Enable Super Sonic (All Chaos Emeralds Collected)

Switch F/X On For Levitate Jump For Sonic

Switch F/X On For Levitate Jump For Tails

Hyper Mode P1

Hyper Mode P2

Sonic Color Modifier

Sonic & Tails Sneaker Color Modifier (Base Color)

HUD Display Modifier

Rings Multiplier

Warp To End of Stage P1

Warp To End of Stage P2

Play As Super Sonic (No Powers)

Disable Water

Glowing Sonic

Master Code (Improved)

Invincibility - Sonic and Tails

Speed Shoes last 2x longer

Speed Shoes last until the end of the level or until you die

Disable Tails following Sonic in Special Stages

Sonic And Tails Together Need to Collect Fewer Rings To Meet the checkpoint And Emerald Requirements In Special Stages

Change Tails name to Miles

Change Tails name to Miles

Start Almost Every Life With 1 Ring

Sonic jumps as high as Super Sonic

Tails jumps as high as Super Sonic

Sonic jumps as high as Super Sonic and has Super Sonic's faster acceleration and top speed

Tails jumps as high as Super Sonic and has Super Sonic's faster acceleration and top speed

Rings worth 2 (player 1)

Rings worth 3 (player 1)

Rings worth 4 (player 1)

Rings worth 5 (player 1)

Rings worth 6 (player 1)

Rings worth 7 (player 1)

Rings worth 8 (player 1)

Start with 1 life instead of 3 (player 1)

Start with 5 lives (player 1)

Start with 7 lives (player 1)

Start with 9 lives (player 1)

Start with 25 lives (player 1)

Start with 50 lives (player 1)

Start with 75 lives (player 1)

Start with 99 lives (player 1)

Infinite lives (player 1)

Rings worth 2 (player 2)

Rings worth 3 (player 2)

Rings worth 4 (player 2)

Rings worth 5 (player 2)

Rings worth 6 (player 2)

Rings worth 7 (player 2)

Rings worth 8 (player 2)

Start with 1 life instead of 3 (player 2)

Start with 5 lives (player 2)

Start with 7 lives (player 2)

Start with 9 lives (player 2)

Start with 25 lives (player 2)

Start with 50 lives (player 2)

Start with 75 lives (player 2)

Start with 99 lives (player 2)

Infinite lives (player 2)

Sonic stays invincible for a shorter time after getting hit

Sonic stays invincible for a longer time after getting hit

Sonic becomes invisible and invincible for the rest of the level after getting hit

Once invincible [stars], Sonic stays Invincible for the rest of the level

Sonic doesn't lose rings when hit

Tails doesn't lose rings when hit

Rings worth 2 in special stages (Sonic only)

Rings worth 3 in special stages (Sonic only)

Rings worth 4 in special stages (Sonic only)

Rings worth 5 in special stages (Sonic only)

Rings worth 6 in special stages (Sonic only)

Rings worth 7 in special stages (Sonic only)

Rings worth 8 in special stages (Sonic only)

Rings worth 2 in special stages (Tails only)

Rings worth 3 in special stages (Tails only)

Rings worth 4 in special stages (Tails only)

Rings worth 5 in special stages (Tails only)

Rings worth 6 in special stages (Tails only)

Rings worth 7 in special stages (Tails only)

Rings worth 8 in special stages (Tails only)

Need 0 chaos emeralds to become Super Sonic

Need 1 Chaos Emerald to become Super Sonic

Need 2 chaos emeralds to become Super Sonic

Need 3 chaos emeralds to become Super Sonic

Need 4 Chaos Emeralds To Become Super Sonic

Need 5 chaos emeralds to become Super Sonic

Need 6 chaos emeralds to become Super Sonic

Need 1 ring to become Super Sonic, don't lose rings with time

Need 5 rings to become Super Sonic

Need 10 rings to become Super Sonic

Need 25 rings to become Super Sonic

Need 40 rings to become Super Sonic

Super Sonic doesn't lose rings with time

Level select menu

Start most levels with some rings (1 player game only)

P1 Action modifier

Invincibility/Invisibility

Master Code

Untouchable Sonic and Tails

Walk Thru Solid Objects

Sonic gets Tails' Tails

Master Code (Improved)

Invincibility - Sonic and Tails