In this system, the five chief vidyārājas or Wisdom Kings (明王, Myōō), of which Acala is one, are interpreted as the wrathful manifestations (教令輪身, kyōryōrin-shin, lit. ""embodiments of the wheel of injunction") of the Five Great Buddhas, who appear both as gentle bodhisattvas to teach the Dharma and also as fierce wrathful ...