Harley Quinn & The Gotham City Sirens Omnibus is a hardcover book reprinting the entire Gotham City Sirens (Volume 1) series, starring Catwoman, Poison Ivy, and Harley Quinn who initially teamed up as part of the Batman: Reborn initiative. The Omnibus also includes a Blackest Night tie-in issue of Catwoman (Volume 3), which features all three Sirens.
Issues
- Gotham City Sirens #1
- Gotham City Sirens #2
- Gotham City Sirens #3
- Gotham City Sirens #4
- Gotham City Sirens #5
- Gotham City Sirens #6
- Gotham City Sirens #7
- Catwoman (Volume 3) #83
- Gotham City Sirens #8
- Gotham City Sirens #9
- Gotham City Sirens #10
- Gotham City Sirens #11
- Gotham City Sirens #12
- Gotham City Sirens #13
- Gotham City Sirens #14
- Gotham City Sirens #15
- Gotham City Sirens #16
- Gotham City Sirens #17
- Gotham City Sirens #18
- Gotham City Sirens #19
- Gotham City Sirens #20
- Gotham City Sirens #21
- Gotham City Sirens #22
- Gotham City Sirens #23
- Gotham City Sirens #24
- Gotham City Sirens #25
- Gotham City Sirens #26
Notes
- The Omnibus was reprinted in 2022 with the new ISBN 978-1779516763
- Both printings of the Omnibus are titled with Harley Quinn specifically named, despite her name never being singled out in the titling of the original issues.