Palden Lhamo, also known as Shri Devi, is a fierce protector deity in Tibetan Buddhism, particularly revered in the Gelug school. She is depicted riding a mule and wielding various symbolic implements, such as a skull cup and a trident. Palden Lhamo is often depicted with a wrathful expression, symbolizing her role in protecting the Dharma and practitioners from obstacles and negative forces. She is considered the principal protectress of Tibet and is believed to have a close connection with the Dalai Lamas. Devotees often invoke her for protection, wisdom, and guidance in overcoming worldly and spiritual challenges. Her image and practice are integral to Tibetan Buddhist rituals and ceremonies aimed at dispelling obstacles and promoting spiritual growth.