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.

Mephisto debuts in Ironheart, sparking fan theories. His powers include reality bending and control over life. He grants Hood abilities and demonstrates immense strength. Some speculate he is stronger than Thanos.

Four years after WandaVision made "Mephisto" the hottest search term Google had ever seen, Ironheart on Disney+ finally introduced the demonic villain Mephisto. He's Marvel's analogue to Satan, played Sacha Baron Cohen,