The only extras included on the HD edition is a cast and crew audio commentary and a picture - in - picture video track filled with behind - the - scenes footage. (bullzeye.com)
Add a picture - in - picture video of yours in game play live streams to become a hero in community. (indabaa.com)
It also unlocks PS4 features like voice controls, facial recognition and picture - in - picture video editing and broadcasting. (amazon.co.uk)