Mal Lotsāwa’s name is Lodrö Dragpa, the fourth of thirty-seven Vajrayoginī lineage holders. He gave an enormous number of teachings to Lama Sakyapa Sachen Kunga Nyingpo, such as the sādhanās of the deities Mahākāla and Cakrasaṃvara.
*Extracted from An Overview of the Sakya School of Tibetan Buddhism: History, Masters, and Teachings (2021) by His Holiness the Sakya Trichen; The Sakya Tradition Publications.