The Most Ambitious Crossover Event In History

The Most Ambitious Crossover Event in History (or in its simplified form, The Most Ambitious Crossover Event) is a fandom-agnostic meme from 2018 which refers to a widely-known claim regarding the superhero film "Avengers: Infinity War" as the aforementioned sentence. It has since then taken off across fandoms to denote possibilities of a multiverse encompassing most or all of the notable characters in said media.

Meme
Synonyms:
Date Started:	March 19, 2018
Related:	The Avengers Movieverse
See Also:	Crossover
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Further Reading

• Infinity War Is The Most Ambitious Crossover Event In History, ^{Archived version} on Know Your Meme