Dashavatara- Narasimha

Narasimha is shown as a human torso and lion face and claws. An evil king gains special powers by which he could not be killed during the day or night, inside or outside the house, any place in the world i.e. neither in sky nor on land nor in heaven nor in pataala, by any weapon, and by man, god, asura or animal. Vishnu understands the demon's power, then creatively adapts into a mixed avatar. Fourth stage higher species of a land mammal. 
 
The mythologies that surround the deity ‘Vishnu’ who is known as "The Preserver" within the Trimurti, the Hindu trinity that includes Brahma and Shiva are diverse. As per ancient texts and believes he is the supreme being who creates, protects and transforms the universe. Whenever the world is threatened with evil, chaos, and destructive forces, Vishnu descends in the form of an avatar (incarnation) to restore the cosmic order. The mythologies give in-depth descriptions of his ten avatars over the eons. Each of his incarnations have peculiar characteristics, if you look below the surface you would notice a distinctive similarity between the gradual progressions of his avatars and the Theory of evolution proposed by Darwin. These serious of masks were created to draw parallels between the two, theory and mythology.