Xbox 360
Sonic the Hedgehog's sole adventure for the Sega CD, as he travels through time to save the fate of Little Planet from Dr. Robotnik's army of robots (including Sonic's new adversary: his metallic doppelganger).
Sonic CD 2011
Sonic the Hedgehog's sole adventure for the Sega CD, as he travels through time to save the fate of Little Planet from Dr. Robotnik's army of robots (including Sonic's new adversary: his metallic doppelganger).
