Gates of Krystalia is a diceless, anime-inspired tabletop role-playing game built around isekai adventures, where heroes are reborn in new worlds. Instead of rolling dice, participants use a 52-card Vital Energy deck to manage resources, take risks, and shape their characters’ choices. Combat is fast and reactive: players combine a Primary Card with support cards to create Techniques, while opponents can defend or counterattack. Played cards become Fatigue, so pushing too far can leave a hero exhausted.

The game offers a flexible framework for character creation and growth, with options including race, class, Innate powers, skills, Techniques, and relationships. Its settings span fantasy, steampunk, cosmic tournaments, feudal worlds, cyberpunk, and more. Players can start with a free, ready-to-play demo or expand into campaigns using the available books and supplements. The Hero Bundle includes the printed Core Rulebook, official Vital Energy deck, presentation box, and a digital rulebook PDF. Additional offerings include the Last Deux expansion and the Lumina fantasy setting, available in physical and digital editions.