As far as we know, it was Iron Man who seemingly created Ultron back in Avengers: Age of Ultron, but what if it was really Thanos who was the real creator and we just didn’t realize it at the time?
That’s what this new theory puts forward, suggesting that the AI villain might actually have been part of the Mad Titan’s plan. Admittedly, it does seem like a bit of a stretch at some points, but if you want to dive into the speculation and get a different perspective on a few key MCU events, you can continue reading down below for why Thanos may’ve created Ultron.