It falls in post-apocalyptic category . An issue used to be published Bi-monthly . The main characters of this book are Ronnie Raymond . Invasion! was a Limited series . The book was written by Bill Mantlo . The book namedInvasion! was published by Vertigo . The book has 50 issues . This book was published in Issue #2 February 1989,August 2011 – September 2013,March 2008 - present
Book about Jimmy Olsen is published by Vertigo