Comics fans already know that his species has a long life expectancy unless you run into annoying Avengers, so it makes sense to assume that the Eternals would have run into Thanos or his family ...

The biggest stories of the day delivered to your inbox.

Editor's Note: The following contains spoilers for 'What If...?' Season 3.Throughout its run, What If...? has managed to put a different spin on multiple movies in the Marvel Cinematic Universe.