The no. of issues of the book is 30 . The book was written by John Layman . An issue used to be published Bimonthly (#1–2) . This book was published in August 2004 to August 2010 . Johnny the Homicidal Maniac is of science fiction,dark comedy genre . Icon Comics (imprint of Marvel Comics) published ,The book named Johnny the Homicidal Maniac . The main characters of this book are  "Gary" the Pathetic Fallacy,Johnny C., Squee . Johnny the Homicidal Maniac was a Ongoing series
Johnny the Homicidal Maniac was published after 2013