ཞལ་གཅིག་ཕྱག་གཉིས་དམར་གསལ་གྲི་ཐོད་འཛིན༔
With one face and two hands brilliant red and holding hooked knife and skull
Guru Yoga, Longchen Nyingtik, Longchen Nyingtik Ngöndro, Tibetan Masters, Jigme Lingpa