WandaVision’s inventive approach to blending different storytelling genres made it one of the most compelling pieces of television Marvel has ever produced. The show became appointment viewing week after week as it fleshed out its central mystery in a way that was fun to follow along with. And for a while, it felt like WandaVision’s story was part of an ambitious plan to push Marvel’s films in an interesting new direction.

Marvel seemingly lost the thread of that plan somewhere between…