In the new, whimsical era of Battle Spirits, cards have become scattered across a colorful galaxy, enticing all "card questers" to duke it out in search of the strongest cards. Rei is a flamboyant wanderer who is obsessed with being on top. Accompanied by a small dragon named Mugen and a talking robot named Salt, the self-proclaimed "Number One Star" regularly engages in card-gaming mischief through flashy battles. O...