Zack Snyder recently shared a photo from the Warner Bros. lot, reigniting speculation that he may be involved in a new DC-based project. It turns out that Snyder was invited to host a screening of director John Boorman's 1981 Arthurian epic, Excalibur. Even so, Snyder's return did not sit well with everyone at Warner Bros., and was said to have "raised a few eyebrows." “You know, I’m a pretty open book. I’m pretty excited.