Maha Sudarshan Yantra is one of the most effective Yantras for getting secured against all kinds of harms including Enemies, Evil Eye and Adversaries. This Yantra manifests the "Sudarshan Chakra" of Lord Vishnu who is the Protector of entire universe and Sudarshan Chakra is the Lord's prime weapon to repeal and punish evil. It is said that Sudarshan Chakra has emerged from pure flames of the Sun and hence a Sudarshan Yantra represents a revolving wheel of sacred flame that keeps all negativity, illness, misfortune, miseries at bay. Very efficient and powerful Beej Mantras are inscribed on the surface of this Yantra which has proven their efficiency as protective talismans. The devotee must envision himself / herself in the center of this sacred circle of Sun fire while worshipping this Yantra so that he / she is secured and safeguarded from all kinds of harm and ill that might befall him / her. According to the Vedas, the Sudarshan Chakra is also a manifestation of the Lord Vishnu's spiritual power and it performs in different capacities following the Lord's will and wish. Generally, the Sudarshan Chakra looks like a razor sharp edged disc like weapon of Lord Vishnu which has intolerable heat that can destroy anything in the universe. However, it can also boost the consciousness of the living beings if the Lord decides to do so.