Spider-Man: Across the Spider-Verse confirms the MCU is Earth-199999 - Polygon

Spider-Man: Across the Spider-Verse has a new trailer that sheds light on a confusing topic: Which Earth is the MCU set on? The answer is still Earth-199999.

Peter Parker (Earth-199999), Marvel Database

Best Important Universes In Spider-Man: Across The Spider-Verse

Peter Parker (Marvel Cinematic Universe) - Wikipedia

Back to formula?” : r/raimimemes

Every Spider-Man In Across The Spider-Verse Explained

Doc Ock - News - IMDb

Across the Spider-Verse' Trailer Throws a Wrench in the Entire MCU

Spider-Man: Across the Spider-Verse - Wikipedia

Spider-Man in film - Wikipedia

Peter Parker (Marvel Cinematic Universe) - Wikipedia

Villain In Spider-man Beyond The Spider-verse Online Store