Ultron

Ultron (voiced by James Spader) was originally an android designed by Hank Pym and Tony Stark to bring peace and order to the world. He eventually gained sentience, and became one of the Avengers' most formidable foes.

Trivia

 * Ultron will become Jeffrey and Jaden's enemy in Jeffrey, Jaden & Friends' Storm Adventures of Avengers: Age of Ultron.