Super Monkey Ball: Banana Mania will reveal another character at Gamescom: Opening Night Live, host Geoff Keighley has confirmed. Some interesting SEGA crossovers have been confirmed in recent weeks. They include Sonic and Tails, Beat from Jet Set Radio, and Kazuma Kiryu from Yakuza. Gamescom: Opening Night Live will take place on August 25 at 11 AM PT / 2...