JLA / Avengers: The Collector's Edition

In 2004, DC and Marvel finally united their greatest heroes in this landmark one-shot crossover, JLA / Avengers: The Collector's Edition. Written by Kurt Busiek with art by George Pérez, the story brings together the Justice League and the Avengers to face a cosmic threat that endangers both universes. This oversized special is a celebration of superhero storytelling, showcasing Pérez's legendary detail in a jam-packed, fan-service-filled adventure. It remains a singular, must-read event for fans of either publisher.