Nagaraksha is a form of Manjushri with a number of different iconographic types. He can have a great number of arms and appear in several different body colours. The wrathful appearance and serpent lower body is a consistent feature with most or all forms. 

Lineage: Manjushri, Vajrapani, Padmasambhava, Trisong Detsen, Terton Chogyal Rinchen Lingpa (14th century), etc.