So after a month of work on this one, My Sonic New Years Celebration pic is finally done. Sorry it was so late. Anyway, I suppose a role call is in order so starting from the top left going clockwise:

Silvia Mouse (Fan Character)
Ash Mongoose
Mina Mongoose
Blade Steelhog (Fan Character)
Crystara the alien AI (Fan Character)
Nicole the AI Lynx
Shard the Mechahog
Bunnie D'Coolette
Antione D'Coolette
Big the Cat
Rotor Walrus
Cream the Rabbit and Cheese the Chao
Sonic the Hedgehog
Sally Acorn
Miles "Tails" Prower
Amy Rose Hedgehog