Like Bruce Lee, Royce will be available as a pre-order bonus but also unlockable within the game by beating it on Pro difficulty or higher.
Check out some new screens of Royce Gracie and the other newly announced fighters (Glover Teixeira, Marku Munoz and Roy Nelson) and head over to the official EA Sports UFC blog for more info.
EA Sports UFC screens:
UFC for the PS4, Xbox One launches on June 17th.
Source : EA Sports Blog