This book was published in January 2007 - May 2007 . The main characters of this book are Forager,Karate Kid,Mary Marvel,Pied Piper,Jimmy Olsen,Kyle Rayner,Superman-Prime,Holly Robinson,Triplicate Girl,Shadowpact,Trickster,Jason Todd,Darkseid,Duela Dent,Monarch,rest of DC Universe,Ray Palmer,Donna Troy,Harley Quinn . The book namedCountdown to Final Crisis was published by Atlas, Marvel . The book was written by Yoshihiro Togashi . Countdown to Final Crisis is of alternate history genre . It is a Miniseries,Limited series . It used to be published Bimonthly (#1–2) . The no. of issues of the book is 31
Countdown to Final Crisis is a alternate history book