A new trailer for LEGO Dimensions is released with Christopher Lloyd reprising his role as Doc Brown from Back to the Future. One of several "Dimensions" in this LEGO game is Back to the Future, with Doc himself appearing as a playable character. Also appearing is Marty McFly, along with the first appearance of the LEGO Hoverboard. Warner Bros. Interactive Entertainment reveal this morning more gameplay from the LEGO Dimensions multiverse. Now we'll just be crossing our fingers for far more Biff Tannen.