User blog comment:Rainbowroad6w/An unreleased skateboarding Sonic game intended to be for XBox?/@comment-1535286-20110430032229/@comment-878100-20110430034141

Tails was the only new sprite. Period.

And voice recording is not the first thing they do in a game. Maybe for cutscenes, but not for the actual game. Making games is much different than a movie.