Dark Phantasma includes cards that depict characters, locations, and Pokémon from Pokémon Legends: Arceus—notably Hisuian Zoroark, which features as a Pokémon V, a Pokémon VSTAR, as well as a standard evolutionary line. The subset includes more Radiant Pokémon following their debut in the Battle Region subset as well as more Character Rare Full Art cards.
Each sealed Japanese Dark Phantasma Booster Box contains 20 Booster Packs containing 6 cards each.