brotherbrain: Sonic Evolution by Brother Brain ★ Sonic the Hedgehog (Game Gear) Sega 1991.Sonic the
brotherbrain: Sonic Evolution by Brother Brain ★ Sonic the Hedgehog (Game Gear) Sega 1991.Sonic the Hedgehog 2 (Game Gear) Sega 1992. Sonic: Tripple Trouble (Game Gear) Sega 1994. Sonic Blast (Game Gear) 1996.Sonic the Hedgehog (Genesis/MD) Sega 1991. Sonic the Hedgehog 2 (Genesis/MD) Sega 1992. Sonic the Hedgehog 3 (Genesis/MD) Sega 1994. Sonic & Knuckles (Genesis/MD) Sega 1994. Sonic the Hedgehog CD (Sega CD) Sega 1993.Sonic Advance (GBA) Sega 2001.Sonic Advance 2 (GBA) Sega 2002.Sonic Advance 3 (GBA) Sega 2004. -- source link