Harley Quinn: One-Shots is a 9-book series with 9 released primary works first released in 2009 with contributions by Blake Hoena, James P. Reedy, Jimmy Palmiotti, Rob Williams, Amanda Conner, Chip Zdarsky, Paul Dini, Daniel Kibblesmith, Tim Seeley, and Mark Russell.
10 Futures End: One-Shots
2014 • 2 Readers • 23 pages • 2
21 DC Anthology Specials
2017 • 2 Readers • 43 pages • 2
9 Harley Quinn: One-Shots
2015 • 3 Readers • 47 pages • 3
9 Harley Quinn: One-Shots
2015 • 3 Readers • 43 pages • 5
Planned book #5 of 5 in Batman: Prelude to the Wedding
1 Reader • 4
Planned book of 11 Harley Quinn: One-Shots
1 Reader
9 Harley Quinn: One-Shots
2016 • 1 Reader • 49 pages
9 Harley Quinn: One-Shots
2016 • 1 Reader
9 Harley Quinn: One-Shots
2014 • 1 Reader • 40 pages