♢ Unused Gotham City Sirens (2009) cover by Guillem March
♢ The Gotham City Sirens by Guillem March
♢ Promotional image of Batman Ninja Harley Quinn from Injustice 2 Mobile
♢ Girls Night Out by Bruce Timm
♢ Batman/The Spirit (2006) #1
♢ Convergence: Harley Quinn #1 by Steve Pugh
♢ Harley Quinn (2016) #43 by Frank Cho
♢ Concept art for Batman: Arkham City (2011)
♢ Batman: The Adventures Continue #4 by Peach Momoko
