Syfy has canceled the horror series Ghost Wars after its debut 13-episode season, Deadline has confirmed. The series premiered in October 2017. Created by Simon Barry (Continuum, Van Helsing), Ghost Wars was an acquisition title for the cable network. Set in a remote Alaskan town that has been overrun by paranormal forces, the series focuses on local outcast Roman Mercer (Avan Jogia) who must overcome the town's prejudices and his own personal demons if he's to harness…