Ozer Chenma is particularly important in Nyingma schools Dzogchen tradition. Her importance is due to the symbolism of the sun and its rays for Dzogchen thought, as well as the use of the sun as an aid in the Dzogchen practice of thogal. The Self-Arisen Vidya Tantra states: "In order to demonstrate the source of light rays, there is the tantra known as the Marici Tantra." In this tradition, her main seed syllable is MUM, and her mantra is "OM MARI ZEYE MUM SVAHA".
