Lego Sonic X would be released in February 2012. It is a subseries of the series Lego Sonic.
These are the minifigs and other characters:
Sonic (Battle Damaged)
Sonic (Area 99)
Tails (Battle Damaged)
Tails (An Underground Oddesy)
Knuckles (With Shovel Claws)
Amy Rose (Mission: Match Up Party Dress)
Amy Rose (Posessed)
Chaos (Humanoid form)
Various Other Seedrians
Chris (Battle Damaged)
Chris (Spacesuit, Battle Damaged)
Shadow (Battle Damaged)
The sets in this series will be based on particular episodes and scenes from Sonic X.
19915012401 Enter The Supersonic Hero
Set: Chris' House and swimming pool. Also comes with F1 car.
Minifigs: Chris, Sonic, Sam Speed
19915012402 Area 99
Set: Some of Area 99's interior, Chris' Car, and The Tornado.
Minifigs: Sonic (Area 99), Chris, Chris' Grandfather, Cream, Some guards and workers, Tails