Larry Hryb (AKA Major Nelson) has announced on Twitter that Red Dead Redemption will be coming to Xbox One via backwards compatibility this Friday. Here is the tweet which announces it.
Red Dead Redemption from @Rockstargames is coming to Xbox One Back Compat this Friday pic.twitter.com/MYuhq4vhkY
— Larry Hryb (@majornelson) July 5, 2016