Youkai (妖戒; Youkai) is a family in the Battle Spirits trading card game. It premiered in BS31. It is exclusively yellow. Youkai cards are based off creatures and sprites from Japanese folklore.
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Youkai (妖戒; Youkai) is a family in the Battle Spirits trading card game. It premiered in BS31. It is exclusively yellow. Youkai cards are based off creatures and sprites from Japanese folklore.