Ironheart finally debuted one of Marvel's most exciting and powerful villains – who has many connections that could also appear in the MCU.

At its core, Ironheart explores how far people will go to make up for their past failings — and how those efforts can go wrong. Even a noble goal can lead someone down a dark path, the show suggests,

After years of speculation, major Marvel villain Mephisto ( Sacha Baron Cohen) finally debuted in the MCU in a surprise finale twist. Fans have been wondering if/when/how the devilish character would ever arrive onscreen since the premiere of WandaVision four and a half years ago,