Ultron vs Mister Sinister Real Name
Alter Ego
Ultron
Dr. Nathaniel Essex
Alias
Crimson Cowl The Space Knight The Vision Turino XL Ultron-5 Ultron-6 Ultron-7 Ultron-8 Ultron-11 Ultron-12 Ultron-Mark 12 Ultron-13 Ultron-14 Ultron-15 Ultron Pym Ulty Ulfie
Mister Sinister, Dr. Nathaniel Essex, Nathan Milbury, Michael Milbury, Arnold Bocklin
In Films
James spader
Not Yet Appeared
Love Interest
No Love Interest
Alignment
Supervillain
Supervillain