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Gotham City Sirens #21
Harley Quinn back in Arkham Asylum? Can she resist The Joker's manipulations? Can Catwoman and Poison Ivy save their free-spirited friend from herself? Will she make a mistake that ends the Sirens forever? Questions, questions, questions.
Characters: Aaron Cash, Alyce Sinner, Batman, Catwoman, Clayface (Karlo), Harley Quinn, Joker, Poison Ivy
Creative roster
Andres Guinaldo (Penciller)
Dave Sharpe (Letterer)
Guillem March (Cover)
Harvey Richards (Associate Editor)
Jonathan D. Smith (Colorist)
Katie Kubert (Assistant Editor)
Lorenzo Ruggiero (Inker)
Mike Marts (Editor)
Peter Calloway (Writer)
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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