Blu-ray exclusive features:
In-Episode Guide In-feature resource that provides background information about on-screen characters, locations and relevant histories.
Histories & Lore Learn about the mythology of Westeros as told from the varying perspectives of the characters themselves.
DVD&Blu-Ray features:
Behind the Battle for the Wall Follow the cast and crew as they create the most ambitious battle to date. This 30-minute documentary explores the challenges of putting together one of the series most intense episodes, with never-before-seen material.
The Fallen: A Roundtable Writer Bryan Cogman sits down with a few of the many cast members who meet their demise in Season 4. From first learning of their deaths to shooting their final scenes, this 30-minute feature will shed light on what its like to live-and die-in the Game of Thrones world.
The Politics of Power: A Look Back at Season 3 Revisit the brutal events of Season 3 to see power shifts that define Westeros at the start of Season 4.
Bastards of Westeros Hear showrunners David Benioff & D.B. Weiss and author George R.R. Martin discuss the role bastards play in the Seven Kingdoms.
Deleted/Extended Scenes Two deleted scenes.
Audio Commentaries Commentaries with cast and crew including showrunners David Benioff and D.B. Weiss, A Song of Ice and Fire author George R.R. Martin, Sophie Turner, Maisie Williams, Pedro Pascal, Aiden Gillen and more!
http://www.winteriscoming.net/2014/07/15/game-thrones-season-4-coming-blu-ray-dvd-february-17/