[Work in progress. I do not own Supernatural or Transformers Bayverse.] Ace Winchester: youngest brother to Sam and Dean Winchester. He lives to find his oldest brother's captors and killers. But as the race against Heaven and Hell wears on, Ace is trusted with a new secret: Dean's beloved Impala is a sentient autonomous being. In short, the Impala is a Cybertronian. An Autobot who goes by the name of Alternius.All Rights Reserved