This article describes a custom creation, custom theme, or other fan material, made by a Brickipedia contributor. It has never been, is not, and will not be officially released.
The flagship set of the Marvel/DC Supervillains CUUSOO project.
Ultron is a robot built by Dr. Hank Pym, created for good. However, he became extremely intelligent and strong, and transformed into an evil, powerful, cold, and calculating android. Can the heroes stop Ultron and his energy-ray? You decide! With adamantium armor!