Need 6 Chaos Emeralds To Become Super Sonic (In Addition To Rings).

Need 5 Chaos Emeralds To Become Super Sonic (In Addition To Rings).

Need 4 Chaos Emeralds To Become Super Sonic (In Addition To Rings).

Need 3 Chaos Emeralds To Become Super Sonic (In Addition To Rings).

Need 2 Chaos Emeralds To Become Super Sonic (In Addition To Rings).

Need 1 Chaos Emerald To Become Super Sonic (In Addition To Rings).

Need 0 Chaos Emeralds To Become Super Sonic (In Addition To Rings).

Rings Worth 8 In Special Stages (Tails).

Rings Worth 7 In Special Stages (Tails).

Rings Worth 6 In Special Stages (Tails).

Rings Worth 5 In Special Stages (Tails).

Rings Worth 4 In Special Stages (Tails).

Rings Worth 3 In Special Stages (Tails).

Rings Worth 2 In Special Stages (Tails).

Rings Worth 8 In Special Stages (Sonic).

Rings Worth 7 In Special Stages (Sonic).

Rings Worth 6 In Special Stages (Sonic).

Rings Worth 5 In Special Stages (Sonic).

Rings Worth 4 In Special Stages (Sonic).

Rings Worth 3 In Special Stages (Sonic).

Rings Worth 2 In Special Stages (Sonic).

Sonic Needs Only 1 Ring Instead Of 50 To Enter Special Stage After Touching A Star Post.

Once Invincible (Stars), Sonic Stays Invincible For The Rest Of The Level.

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).

Sonic Stays Invincible For A Longer Time After Getting Hit.

Sonic Stays Invincible For A Shorter Time After Getting Hit.

Start With 1 Life Instead Of 3 (Player 2).

Start With 1 Life Instead Of 3 (Player 1).

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

Don’t Use Up Rings To Maintain Transformation of Super Sonic.

Tails’ Ring Count Goes To 99 When You Get Hit 5.

Sonic’s Ring Count Goes To 99 You Get Hit 4.

Note: It is known this is required on emulators but may not be required on an actual Genesis console. 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. The following are known Game Genie Codes for Sonic the Hedgehog 2 on SEGA Genesis.

Sonic the hedgehog 2 hack