On a list of Batman villains likely to get their own film , Clayface probably doesn’t break the top five. It just seems so random, so odd , so impossible. Which is almost certainly why DC Studios jumped at the idea to do just that. And, now, you can see why. The first trailer for Clayface , directed by James Watkins , is finally here, and it very clearly shows that this release from DC Studios, run by James Gunn and Peter Safran, is unique. This is a full-on, David Cronenberg-inspired, body horror film that just so happens to be about a character best known for fighting Batman. It’s all very unexpected. And yet, as brought to life by Tom Rhys Harries, we think Clayface is likely to melt out of that Bat-shaped shadow and carve his own niche in superhero movie lore. Here’s the trailer, which is the same one we saw at CinemaCon last week. The first thing that jumps out at you, besides that haunting final shot, is the sound.…