This book was published in August 2004 to August 2010 . The book was written by John Layman . Icon Comics (imprint of Marvel Comics) published ,The book named Johnny the Homicidal Maniac . Johnny the Homicidal Maniac was a Ongoing series . Bimonthly (#1–2) an issue of this book was published . The main characters of this book are  "Gary" the Pathetic Fallacy,Johnny C., Squee . The book has 30 issues . This book is of science fiction,dark comedy genre
Johnny the Homicidal Maniac was published before 2013