SEGA has put out an official announcement for the just-announced Sonic Colors: Ultimate. We have confirmation on pricing, a new Rival Rush mode, and more. Here’s the full press release: Sonic fans, get ready to Color the Universe! Today, as part of Sonic Central, SEGA unveiled Sonic Colors: Ultimate, an adrenaline-pumping upgrade on the iconic 2010 platformer, Sonic Colors. Developed...