Battle Spirits cards are collectible trading cards used in the Battle Spirits trading card game. Each card features unique characters, monsters, spells, and abilities from the Battle Spirits universe. Players use these cards to build decks and engage in strategic battles against opponents. The game involves tactics, planning, and a mix of luck, as players draw and play cards to summon creatures, cast spells, and activate abilities in order to defeat their opponents. With various rarities and card types, Battle Spirits offers a dynamic and competitive gameplay experience.