The Greatest Marvel Villains of All Time

Ultron

I’m sure many of you would have heard this villains name, because of the Avengers 2 releasing sometime soon and Ultron is the main villain. Ultron was originally a robot that became sentient and rebelled. Over the years He immediately began improving upon his basic design, quickly upgrading himself several times to become Ultron-5. He then went on to battle Pym and his teammates in the Avengers. Ultron is incredibly strong and can lift at least 100 tons.