- Script
- Peter Milligan
- Pencils
- Kieron Dwyer
- Inks
- Dennis Janke
- Colors
- Adrienne Roy
- Letters
- John Costanza
- Genre
- superhero
- Characters
- Batman [Bruce Wayne]; Riddler [Edward Nigma] (villain)
- Reprints
- in Batman (Juniorpress, 1984 series) #44 (1991)
- in Batman (SatellitFörlaget, 1989 series) #7/1991 (aug? 1991)
- in Batman (Editora Abril, 1990 series) #18 (Julho 1991)
- in Batman (Semic, 1989 series) #7/1991 ([august] 1991) [page 4 removed]
- in Batman (Grupo Editorial Vid, 1987 series) #139 (Abril 29 de 1993)
- in DC Comics Presents: Batman – Dark Knight, Dark City (DC, 2011 series) #1 (July 2011)
- in Grant Morrison présente Batman (Urban Comics, 2012 series) #4 (janvier 2013)
- in Batman: Dark Knight, Dark City (DC, 2015 series) ([April] 2015)
- in Batman: The Caped Crusader (DC, 2018 series) #3 ([November] 2019)
Story concludes in Batman (DC, 1940 series) #454.
- Script
- KC Carlson (replies); Denny O'Neil
- Letters
- typeset
- Job Number
- L-5819
Letters of comment from Julio Diaz, Kip Talbot, Bill Heyes, Graham Cope, Melissa Page, David Cullens, Russel J. Geist and Tad C. Ellsworth. Includes "From the Den" column.