Doctor Doom's upcoming takeover of the Marvel Universe isn't the first time he's has seized control, & these stories are a blueprint for his MCU role.

Fans seem to be pretty mixed on the casting of Robert Downey Jr. as Doctor Doom so far. Some are vocally upset with Marvel’s decision to use Doom to replace Kang as the main villain of the Marvel Cinematic Universe’s ongoing Multiverse Saga.

The exclusive first look at Fantastic Four #29 ties into "One World Under Doom" and features a guest appearance by She-Hulk.

With a ton of news surrounding the next Marvel team-up flooding the Internet this week, let's run down everything we know about the film so far.