Hayagriva is a Hindu and Buddhist deity. He is revered in Hinduism as an incarnation of Lord Vishnu and is frequently depicted as a horse-headed deity with a human body. He is regarded as the god of knowledge and wisdom. Hayagriva is a wrathful deity in Buddhism who is frequently depicted as a horse-headed deity with two, four, or six arms and is typically associated with Highest Yoga Tantra practices. He is revered as a defender of the dharma and a remover of impediments to enlightenment. Hayagriva's practice is said to help practitioners overcome negative emotions and develop the wisdom and compassion required for enlightenment.