What characters are in sonic heroes 2

As of November 7, 2011, there is no Sonic Heroes 2.

Sonic Heroes was released in North America for GameCube, Playstation 2 and Xbox in January 2004. It was followed later the same year by Sonic Advance 3 on Game Boy Advance, and the following holiday season by Shadow the Hedgehog, a spin-off of sorts, for home consoles. This year's release will be Sonic Generations.