Rom

Game Gear
Sonic 1 (185.75 KB)
Tails' Sky Patrol (114.34 KB)
Sonic 2 (224.29 KB)
Tails' Adventures (218.28 KB)
Sonic Chaos (197.36 KB)
Sonic Labyrinth (167.80 KB)
Sonic Triple Trouble (251.14 KB)
Sonic Blast (364.81 KB)
Sonic Drift (139.90 KB)
Dr Robotnik' M.B.Machine (109.00 KB)
Sonic Drift 2 (250.24 KB)
Sonic Spinball (189.90 KB)
Master System
Sonic 1 (128.87 KB)
Sonic Blast (364.81 KB)
Sonic 2 (184.86 KB)
Dr Robotnik' M.B.Machine (110.00 KB)
Sonic Chaos (178.68 KB)
Sonic Spinball (192.93 KB)
Sonic's Edusoft

Mega Drive
Sonic the Hedgehog (389.89 KB)
Sonic Classics (1.57 MB)
Sonic the Hedgehog 2 (723.58 KB)
Sonic 3D Blast (2.30 MB)
Sonic the Hedgehog Spinball (596.69 KB)
Sonic Crackers (1.04 MB)
Dr. Robotnik's M.B. Machine (802.12 KB)
Sonic Eraser (103.28 KB)
Sonic the Hedgehog 3 (1.16 MB)
Wacky Worlds (398.49 KB )
Sonic & Knuckles (1.17 MB)
Sonic 2 Early Beta ("Alpha") (517.11 KB)
Sonic Special Stages (1.53 MB)
Sonic 2 Beta (573.45 KB)
Sonic 2 & Knuckles (1.91 MB)
Sonic Spinball Beta (544.00 KB)
Sonic 3 & Knuckles (3.79 MB)

Game Boy Advance
Sonic Advance (U) (2.63 MB)
Sonic Advance 3 (E)
Sonic Advance (J)
Sonic Battle (U) (5.54 MB)
Sonic Advance (E)
Sonic Battle (J)
Sonic Advance 2 (U) (4.31 MB)
Sonic Battle (E)
Sonic Advance 2 (J)
Sonic Pinball Party (U) (3.53 MB)
Sonic Advance 2 (E)
Sonic Pinball Party (J)
Sonic Advance 3 (U) (4.21 MB)
Sonic Pinball Party (E)
Sonic Advance 3 (J)
Sonic the Hedgehog Genesis (1.10 MB)