I was on Xbox wire and they have a contest to win a custom designed xbox one, one of which is a Halo 5 theme! Go check it out; there is a ton of cool ones. I can only hope the Halo 5 console everyone can purchase looks as cool as this one.
Link: http://news.xbox.com/2015/07/xbox-sdcc-collectible-xbox-one-console-sweepstakes