Dates
- Cover date
- July 1988
- On sale
- April 14, 1988
- Pages
- 36
Editions and covers (4)
Copies of #421 are not all the same book. Here is how to tell each one apart.
- Direct edition75¢ cover
Direct
No UPC barcode in the corner box: direct editions show artwork, a logo or a blank box there.
This edition’s page - Canadian price edition1.00 CAD cover
Canadian
Printed cover price 1.00 CAD.
Barcode 07098930430707 · shared with another edition
Source ↗ - Newsstand edition75¢ cover
Newsstand
A UPC barcode in the cover's corner box.
Barcode 07098930430707 · shared with another edition
This edition’s page - 2nd printing
Second Printing
Marked as a later printing on the cover or in the indicia.
This edition’s page
Reprinted in
Batman: The Caped Crusader (2018), DC Finest: Batman: The Killing Joke and Other Stories (2025)