The Batman Adventures — DC Comics
Issue: #28
Last valuation update: 2026-09-01
Gotham City councilmen are going crazy while Dr. Heimlich attempts to treat the Joker's mental illness.
Creators: Richard Starkings, Rick Burchett, Mike Parobeck, Comicraft, Rick Taylor, Kelley Puckett
Characters: Batman, Joker, James Gordon, Harley Quinn, Joan Leland