ONE WILL UNITE THEM! A mysterious murder brings together the heroes of the Marvel Universe in the search for a killer - but no one can imagine where the trail will lead, or how it will affect everything in 2020 and beyond! Who is the victim and who is the assailant? The closing chapter to MARVEL's 80th year, which will connect the dots of everything that happened in 2019 and propel the narrative into the year that is to come! Featuring the Avengers, the Fantastic Four, the X-Men, the Guardians of the Galaxy, Daredevil, Spider-Man, the Champions, the Agents of Atlas, Valkyrie, the Immortal Hulk, Jessica Jones, Venom, Ghost Rider, the Masked Raider and more! Rated T+