Spider-Man: Across the Spider-Verse's MCU line was not approved

Spider-Man: Across the Spider-Verse features a great MCU reference. But the producers revealed it was never approved by Marvel Studios.

Across the Spider-Verse directors reveal “huge” scrapped live-action scenes - Dexerto

Tom Holland & another Spider-Man rumored to appear in Across the Spider- Verse - Dexerto

Spider-Man: Across the Spider-Verse References the MCU Events From No Way Home

Does Spider-Man: Across the Spider-Verse Have a Post-Credits Scene?

75+ Best Spider-Man: Across The Spider-Verse Quotes

Spider-Man: Across the Spider-Verse is an incomplete triumph – Catholic World Report

Why Spider-Verse Succeeds and Fast X Fails: The Cliffhanger Ending - IGN

How to Watch & Stream the Spider-Man Movies in Order

Best Easter eggs in Spider-Man: Across the Spider-Verse - Dexerto

Spider-Man: Across the Spider-Verse' MCU Connection Explained by Director