Lord Shiva is the ultimate almighty; he is the supreme destroyer, the most powerful god of the Hindu and one of the godheads in the Hindu Trinity. Shiva is known by many names including ShivJi, Bhole Bhandari, Bhole Nath, Nageshwar, Neelkanth, Mahadeva, Mahayogi, Pashupati, Nataraja, Bhairava, Vishwanath. He is the cosmic dancer, clothed in tiger skin and covered in ash, with a serpent around his neck and his drums.
Lord Shiva is considered Anaadi(without a begining or end) Shiva(Mahesh) is the third god in the Hindu Trimurti(Brahma Vishnu and Mahesh). Brahma is the creator of the universe, Vishnu is the preserver and Shiva the destroyer in order to re-create it.