Carbon Knight is a 4 issue series produced by Lunar Studios, located in Elysburg, PA. Chris Ring is the creator and artist. Brendan Ring took over writing duties with issue number 2. Issue number 4 is a double-sized book that completes the story of Kyle McKnight, a firefighter turned comic book super-hero. The book is historical fiction based on the natural occurence of underground coal mine fires in the real town of Centralia Pennsylvania.
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/carbon-knight/4050-24328/).