Marketing films is a tricky business. Reveal too much and you risk audiences staying home after feeling like they've seen the entire movie in its trailer. Reveal too little and you might fail to whet the appetite of potential viewers entirely. Then there's something like Civil War; a film with trailers that suggest a highly political, super divisive, and action-packed epic that's really just a thinly veiled allegory/warning for America's impending future. In reality, this film is somehow simultaneously all these things and none of them. Whether that makes...