Multiversity: Harley Screws Up The DCU — DC Comics
Issue: #1
Harley's Back In Coney For A Long-Overdue Reunion With Old Friends, Old Haunts, And...An Old Time Machine? You Heard Right! A Mysterious Benefactor Has Left Harley A Time Machine, And After Giving It About A Half Second Of Thought, She Decides To Take It For A Joyride. What Could Go Wrong, Right? Funny You Should Ask. Turns Out A Quick Trip Through Time Can Screw Up A Few Things...Namely, The Enti...
Creators: Jimmy Palmiotti, Amanda Conner, Frank Tieri, Jason Wright, Riley Rossmo, Chad Hardin, Ivan Plascencia, Katie Kubert, Logan Faerber, Ben Meares, Ferran Delgado
Characters: Harley Quinn