There are several Easter eggs linking Spider-Man: Across the Spider-Verse to other Spider-Man movies.
Spider-Man: Across the Spider-Verse': 9 References to Marvel Movies, spider man across the spider verse 3
SPIDER-MAN: ACROSS THE SPIDER-VERSE - Official Trailer #2 (HD)
Newly released “Guardians of the Galaxy 3” and “Spider-Man: Across, spider man across the spider verse 3
Spider-Man: Into the Spider-Verse, Marvel Database
Spider-Man: Across the Spider-Verse : The Art of the Movie Book Review - Halcyon Realms - Art Book Reviews - Anime, Manga, Film, Photography
Newly released “Guardians of the Galaxy 3” and “Spider-Man: Across, spider man across the spider verse 3
Spider-Man: Across The Spider-Verse – Easter Eggs You Missed
IGN - The latest Spider-Man: Across the Spider-Verse trailer seemingly references the events of 2021's Spider-Man: No Way Home when one Spidey says: “Don't even get me started on Doctor Strange and
Spider-Man Across the Spider-Verse Set of 3 Posters, spider man across the spider verse 3
Spider-Man Across the Spider-Verse Set of 3 Posters, spider man across the spider verse 3