CATALOG RECORD

Detective Comics #837

DC · Series began 1937 · December 2007

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Dates

Cover date: December 2007
In stores: October 3, 2007
Pages: 36

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Editions and covers (2)

Copies of #837 are not all the same book. Here is how to tell each one apart.

Direct Sales

Barcode 76194120019483711
This edition’s page
Newsstand edition

Newsstand

A UPC barcode in the cover's corner box.

Barcode 07098930465913
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Publisher’s description

A special issue featuring two of Gotham's recently reformed rogues: Harley Quinn and the Riddler! When a rogue Wayne Enterprise employee steals metahuman serum, it's up to Harley and the Riddler to crack the case!

Reprinted in

Batman Arkham: The Riddler (2015), Batman: Harley Quinn (2015)