Sonic the Hedgehog 4 will launch next month across PSN, Xbox Live Arcade, WiiWare and iPhone
The game will launch on the App Store on October 7, before launching on October 11 for WiiWare in the US, with a October 15 release planned for Europe.
It'll be on PSN on October 12 in North America, with EU getting it on October 13.
Xbox Live Arcade will release it on the service worldwide on October 13.
Watch the latest video for it here.