Great question — answering as the UphillTech team:
Not many, according to the director In an interview with Marvel.com director Matt Shakman said he wanted the film to few fresh: MARVEL.COM: I caught a few Easter eggs throughout the film — like a sign for “Westview Appliances” in Times Square. Do you have any favorite Easter eggs or details that fans might not notice on the first watch? MATT SHAKMAN: One of the things I loved about WandaVision is that it’s chock-full of Easter eggs. And I had a grand time doing it, but this one is its own universe, and I wanted it to feel fresh. [The Fantastic Four] are the only Super Heroes in this world, so I didn’t intentionally fill it full of MCU Easter eggs . There is one nod to WandaVision with the...
Full answer by Longshanks: https://movies.stackexchange.com/a/128131 (CC BY-SA 4.0).
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