Rudra is the fierce form of Shiva, kind-hearted and merciful. According to the scriptures, he appeared at the start of the universe. 'Om Namo Bhagavate Rudraya' is a famous Rudra Mantra. Also known as Shiva Dasakshari, the 10-letter Shiva Mantra, it can protect the devotees from all the 10 directions and is regarded as a highly potent, wish-fulfilling Mantra of Shiva. According to belief, chanting it 108 times daily with devotion and faith can earn Rudra's grace and fulfill all honest desires.