Source is a new "insider" on NeoGAF.
A bunch. I'm gonna take it a little easy because I'm sure someone is, or will be pounding their fist into a mahogany desk overlooking the Redmond campus.
What has me excited right now is the revisiting of Halo. So later this year we're gonna get Halo 2 Anniversary edition WITH ALL SORTS OF ####. On Xbox One. November 11th!
Halo 2 Anniversary Edition
Halo 5 beta access
Halo real time show... think Forward Unto Dawn (not the Spielberg stuff)
Someone told me there was going to be an alternative ####ing ending. <-- I have zero info as to whether this is legitimate or not