"You ever hear the one about the cop, the songbird, the psycho and the mafia princess? This twisted tale is told be Harley Quinn herself, as only Harley can tell it. When Gotham's most nefariously narcissistic villain, Roman Sionis (Black Mask), and his zealous right hand, Zsasz, put a target on a young girl named Cass, the city is turned upside down looking for her. While on the trail, Harley clashes with the Birds of Prey, but the unlikely foursome...

"Her name is Dr. Harleen Quinzel--better known to her friends and enemies as Harley Quinn. Her very-very-ex-boyfriend the Joker may be the Clown Prince of Crime, but Harley's the Queen of Coney Island! So when the zombie apocalypse threatens her li'l seaside stretch of paradise, who else would ya call to give the undead a blow to the head? In these platitudinous pages, the baddest bad girl in the entire DC Universe joins forces with everyone from...

"Selina Kyle's coming-of-age-story as she claws her way to the top of Gotham City's criminal underbelly and becomes Catwoman"-- Provided by publisher. Selina Kyle escaped Gotham City's slums, and returned as the mysterious and wealthy Holly Vanderhees. With Batman off on a vital mission, Gotham City looks ripe for the taking. As Batwing, Luke Fox wants to prove that he has what it takes to help people. When Catwoman teams up with Poison Ivy and Harley...

Failed comedian Arthur Fleck meets the love of his life, Harley Quinn, while in Arkham State Hospital. Upon release, the pair embark on a doomed romantic misadventure.

Task Force X has been in constant service, but also must constantly recruit new members as the Suicide Squad lives up to its name. For a mission on the island of Corto Maltese, only Waller knows what Colonel Flag and his cons from Belle Reve will face, but the team is in for a surprise -- and an enemy -- of epic proportions.

Batman finds his patience tested to the limit when he goes on a roadtrip with Harley Quinn to track down her old partner-in-crime, Poison Ivy.

"Harley Quinn loves fighting crime with her classmates like Wonder Woman, Batgirl, and Supergirl, but she always does it her with own madcap style--and a big mallet! It's no surprise that Harley can't resist getting involved with an upcoming inter-school battle of the bands and a fantastic cosmic carnival that appears only once a year--and this year, it's coming to Earth! But as things get stranger, Harley knows how to get to the bottom of a mystery--and...

"Harley Quinn's name has always been synonymous with The Joker. The wacky duo has wreaked havoc upon the streets of Gotham as the Clown Prince and Princess of Crime, and caused mayhem together while truly, deeply, madly in love. But when The Joker pushes Harley's buttons, she rats him out to Batman himself! Before Batman can haul Harley off to Arkham Asylum, her best friend Poison Ivy swoops in and rescues her. Harley and Ivy soon begin a plot of...

"Batman: White Knight Presents: Harley Quinn takes place two years after Batman: Curse of the White Knight. Azrael has wiped out criminals in Gotham, Jack Napier (formerly The Joker) is dead, Bruce Wayne (Batman) is in prison, and Harley Quinn is adjusting to life as a single mother, raising the twins she had with Jack. But as new villains arise, Harley is forced to dance with madness once again and confront her own past with The Joker and Batman...

"Harley Quinn returns to Gotham City after The Joker War and has decided to turn over a new leaf and make up for the sins of her past by becoming its newest protector. Harley Quinn here to let everyone know that I'm starring in a brand-new graphic novel collection here with a brand-new status quo. I'm coming back to Gotham City to make up for the sins of my past, and help the city recover from "The Joker War!" But there's no welcoming committee waiting...