Batman: Arkham Knight: Opening Sequence from the game now online

Pretty much self-explanatory, but from Comic Book.com comes this link and fine peak (seen on E3 2015) into the eerie introductory sequence of "Batman: Arkham Knight", which features the final fate of The Joker after the events of Arkham City, and what happens nine months later.

Batman: Arkham Knight -“The End Begins” E3 Gameplay
Batman: Arkham Knight will be released for PS4, Xbox One, and PC on June 23.