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?

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

Mephisto has finally made his MCU debut, but only a few heroes will be strong enough to battle the demonic supervillain.

Ironheart's game-changing ending leaves open a lot of questions, and potentially sets up some major new MCU projects.

The Marvel Cinematic Universe continues to expand. And in Ironheart, it introduces a new hero experiencing grief and a ...

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 ...

After years of speculation, Mephisto has finally joined the MCU, making his debut in 'Ironheart'. Here's what this means for the future of Marvel.

Marvel Studios' latest TV show debuted one of the franchise's biggest villains, and his arrival leads to the Scarlet Witch's return in a major theory.

Fans eagerly await Mephisto's next move in the MCU. In Ironheart's last episode, Mephisto made his MCU debut, leaving many fans to speculate about his potential next appearance and level of power.

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