What extra Sonic game is this?
Sonic and the Secret Rings (2007)
What extra Sonic game is this?
Sonic the Hedgehog 3 & Knuckles (1994)
What extra Sonic game is this?
Sonic the Hedgehog 4: Episode 1 (2010)
What extra Sonic game is this?
Sonic & All-Stars Racing Transformed (2012)
What extra Sonic game is this?
Sonic the Hedgehog 4: Episode 2 (2012)
What extra Sonic game is this?
Sonic and the Black Knight (2009)
What extra Sonic game is this?
Sonic & Knuckles (1994)