Which Superhero Nathan Fillion Really Wants To Play

For all those Firefly fans out there, Nathan Fillion has long been a hero in our eyes. As Mal Reynolds, Fillion may not have have had the whole ‘super' thing going for him, but he filled the shoes of a hero perfectly. Fillion has spent time in the superhero universe too though, voicing Green Lantern in a number of DC Comics animated features, and he even played a massive alien inmate in Marvel's Guardians of the Galaxy. But what character in the superhero universe does Fillion really want ...