Batman Day 2024 - The Long Halloween — DC Comics
Issue: #1
Catwoman, The Joker, Poison Ivy, and The Riddler--any one of these Batman rogues may prove to be the mysterious serial killer known as "Holiday," a murderer who kills according to the calendar. And now, a still-learning Batman must uncover the killer's identity before they kill again!
Creators: Jeph Loeb, Tim Sale, Gregory Wright, Heroic Age, Richard Starkings, Comicraft, Chuck Kim, Archie Goodwin, Mike Carlin, Jenette Kahn
Characters: Batman, Alberto Falcone, Barbara Kean, Carmine Falcone, Catwoman, Two-Face, Gilda Dent, James Gordon, James Gordon Jr., Johnny Viti, Milos Grapa, Salvatore Maroni