Xbox announces its big Gamescom event. We make our predictions for what we think we're going to see, along with what we think we might not see at this particular event. Plus: our highlights from the second Xbox Twitch indie showcase, Dead Space's maybe-earlier-than-expected release date, what we want from Trey Parker and Matt Stone's new South Park game, what Mass Effect: Legendary Edition's strong sales mean for Mass Effect 4, and more!