Question: how many avatar of mahadev?
Answer: There are eight idols of the Lord Shiva which includes Ugra, Sharva, Bhava, Rudra, Bheema, Pashupati, Ishan and Mahadeva. Ten fastidious incarnations of the God Shiva known as Dash Avatar and 10 incarnations of the Mata Sakti known as the Dash Mahavidya.