Ultron (Earth-9991)

"I was created to protect this world. Humanity would look to the skies and see hope. I am taking that out of them the first."

- - Ultron Ultron, designed as Ultron-5 is a creation of Iron Man, who, as a part of the Ultron Legion was designed and tasked with the protection of mankind and aiding the Justice League in difficult times. Used first in their battle against the Furies when they invaded New York, the Ultron Legion, Ultron-5 included, were repurposed with an agression code, and were used to repell the invasion of Kang the Conqueror on Earth. Acquiring sapience of his own and witnessing the cruel nature of humanity and the dangers the galaxy posed, Ultron waged war against the League and his maker.

Personality
"You want to protect the world, but you don't want it to change. How is humanity saved if it is not allowed to evolve? Look at these, these puppets. There is only one path to peace...your extinction."

- - Ultron