Forget "when" and "how" the MCU will introducer mutants to the franchise; they might already be here, and starring on WandaVision.
Every WandaVision Theory (So Far)
Marvel's first phase four outing has our MCU theory board working overtime. Has WandaVision hinted at the rise of the Sentinels, Reed Richards, Doctor Doom, mutants, and the multiverse? Well, maybe. Here's a roundup of every WandaVision theory for episodes 1-5. [spoiler warning]