とかれた封印 ( Undone Seal )

Undone Seal is a dark and mysterious Japanese Pokémon TCG expansion that delves into ancient power, forbidden secrets, and the reawakening of forces once sealed away. Centered around Legendary Pokémon such as Regirock, Regice, and Registeel, the set captures themes of mystery, destiny, and the resurgence of ancient might through hauntingly beautiful artwork filled with crumbling ruins, glowing symbols, and shadowed landscapes. Each card evokes a sense of discovery and danger, portraying Pokémon as guardians of relics and forgotten worlds. Undone Seal expands gameplay with powerful Pokémon-ex and innovative Trainer cards that reward careful planning and control, reflecting the delicate balance between awakening power and maintaining order. With its deep atmosphere, mythic tone, and sense of unearthed history, Undone Seal stands as one of the most evocative and legendary expansions of the EX era, symbolizing the return of ancient strength and the timeless bond between Pokémon and the mysteries of the past.