Game Index:

Master System/Game Gear
Sonic The Hedgehog
Sonic The Hedgehog 2
Sonic The Hedgehog: Triple Trouble
Sonic Chaos
Sonic Drift
Sonic Drift 2
Tails' Skypatrol
Tails' Adventure

Genesis
Sonic The Hedgehog
Sonic The Hedgehog 2
Sonic The Hedgehog 3
Sonic and Knuckles
Sonic 3D Blast
Sonic Spinball
Dr. Robotnik's Mean Bean Machine

Saturn
Sonic Jam
Sonic R

Dreamcast
Sonic Adventure
Sonic Adventure 2
Sonic Shuffle

Gamecube
Sonic Adventure DX Directors Cut
Sonic Adventure 2: Battle
Sonic Heroes
Shadow The Hedgehog
Sonic Riders

PS2/Xbox
Sonic Heroes
Shadow The Hedgehog
Sonic Riders

Game Boy Advance
Sonic Advance
Sonic Advance 2
Sonic Advance 3
Sonic Battle