The Batman & Scooby-Doo Mysteries — DC Comics
Issue: #5
The gang investigate strange attacks where a group of mutated rats dressed as biker's are stealing motorcycles and other things. However, they'll be getting today's help from Batwoman! And the original versions of her and Bat-Girl.
Creators: Saida Temofonte, Kristy Quinn, Dario Brizuela, Sholly Fisch, Franco Riesco
Characters: Batman, Hawkfire, Mr. Freeze, Scooby-Doo, Shaggy, Batwoman, Fred Jones, Velma Dinkley, Daphne Blake, Kathy Kane, Professor Milo