DC Universe has released a new trailer for Swamp Thing. The upcoming DC Universe series follows an investigation into a swamp-born virus on a small town in Louisiana that begins to lead to strange and inexplicable phenomenon. Watching this trailer, if you didn’t know that Swamp Thing was an actual character who has been around since 1971, you could easily assume that the title referred to the swamp virus or the swamp phenomenon instead of the character who briefly pops up among a bunch of other stuff in this trailer. I’m in no way sold based on …