乖離性百萬亞瑟王環 is a free-to-play game available on iPhone, continuing the popular Million Arthur series under the SQUARE ENIX license. Players embark on a new adventure in a winter-themed world filled with familiar characters and hidden secrets. The game features a star-studded voice cast, providing an immersive storytelling experience as players form deep bonds with various companions throughout their journey.

The game boasts enhanced visuals, including optimized character art and new 3D cutscenes that elevate the player's experience. A simplified user interface allows for a more enjoyable gameplay experience. Players can engage in a cooperative four-player battle mode that encourages strategic teamwork, while the unique Holy Sword system enhances combat strategy. The classic Japanese card game mechanics enable players to execute powerful combinations and exploit elemental advantages in turn-based battles.