Name also spelled Mgar ston Bkra shis dbang phyug. A lengthy Hevajra commentary by him was published in 2005. He is supposed to be a student of Rngog. This apparently makes him quite early for a writer of such a long tantra commentary.
Mgar ston Bkra shis dbang phyug, Dgyes pa rdo rje'i 'grel pa nor bu'i sgron me, "a detailed commentary of Hevajra" (Delhi 2005), in 819 pages, pothi format.