http://www.youtube.com/watch?v=ObPCvBVNLno

Sega have released a teaser trailer forSega Superstars Tennisthat features characters from many of sega's hit franchises including sonic and Dr. eggman. In other news,the semi-complete roster of sega superstars tennis has been released! Check it out:

Sonic The Hedgehog(Sonic)

Miles "Tails" Prower(Sonic)

Amy Rose(Sonic)

Dr. Eggman(Sonic)

Shadow The Hedgehog(Sonic)

Alex Kidd(Alex Kidd In Miracle World)

Beat(Jet Set Radio)

Gum(Jet Set Radio)

Ulala(Space Channel 5)

Pudding(Space Channel 5)

Amigo(Samba De Amigo)

Nights(Nights Into Dreams)

Reala(Nights Into Dreams)

AiAi(Super Monkey Ball)

MeeMee(Super Monkey Ball)

Plus one super secret character who has yet to be revealed!