For the past four ears, we've had many wild theories as to when and where we'd see the demon lord Mephisto in the MCU.

Marvel's "Ironheart" finally introduces Mephisto (Sacha Baron Cohen) to the MCU. But after years of delays, does it work?

Riri Williams dons a new suit, and a new character makes things very, very interesting.

Now, though, Mephisto’s journey in the MCU has begun, and it has confirmed one longstanding rumor about who would be playing ...

You've met Thanos. You know Loki. Now the newest Marvel universe big bad makes his debut in the season finale of the Disney+ ...

With his introduction in the finale of 'Ironheart,' the Marvel Cinematic Universe has set the stage for long-awaited ...

Cosmic threats like Thanos and the Celestials defined the stakes of the Infinity Saga, where power was often quantified by ...

Ironheart brings Mephisto into the MCU (at last!), but who is the Marvel Universe's devil, which characters is he tied to on ...

Marvel's Ironheart brings on board a central supernatural character with a very rich comic book history, Mephisto.

Ironheart has finally introduced us to Mephisto, and here, find out who he is and the actor who is playing this Marvel ...

Marvel fans have been waiting for the introduction of this character from the comics for ages, and Ironheart revealed him, ...

Ironheart finale may have secretly set up Mephisto as the main villain of Marvel’s upcoming Young Avengers series.