Marvel Mystic Mayhem is offered now on iOS and Android. Watch the Marvel Mystic Mayhem launch trailer for this RPG to see iconic Marvel characters and extra. Be a part of forces with iconic Marvel Tremendous Heroes and Tremendous Villains as they conflict with the sinister forces of Nightmare, the malevolent lord of the Nightmare Dimension, who search to dominate the waking world. Sentry might be out there at launch, with the Fantasic 4 arriving in July 2025.