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Gotham City Sirens #20
Harley Quinn heads to Arkham Asylum, but this time she's breaking in to find Joker and pay him back for all the abuse he's dished out over the years. Can the Sirens rein her in before it's too late, or will Harley have the last laugh?
Characters: Aaron Cash, Alyce Sinner, Catwoman, Clayface (Karlo), Harley Quinn, Joker, Poison Ivy
Creative roster
Andres Guinaldo (Penciller)
Guillem March (Cover)
Harvey Richards (Associate Editor)
Janelle Asselin (Associate Editor)
Jonathan D. Smith (Colorist)
Lorenzo Ruggiero (Inker)
Mike Marts (Editor)
Peter Calloway (Writer)
Ramón Bachs (Inker, Penciller)
Steve Wands (Letterer)
Story DNA — may contain spoilers
Release timelines
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Rest of the series
Issue #1's with Shared Characters
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