The Stranger Things actor pops up in this week’s episode.

A true legend has arrived!

Today, we get a first look.

Paul Reiser in the Boys season 3

Paul Reiser as The Legend.Amazon Prime

He runs a comic book shop and knows virtually everything there is to know about supes.

He was meant to be a parody of a real-life comic book legend: Marvel Comics' Stan Lee.

The series' fourth episode introduced another notable comic book character in the form ofJamie the hamster.

The Boysseason 3, episode 5 will start streaming on Amazon Prime Video this Friday.

For behind-the-scenes secrets into the making of the season thus far, watch EW’sOn Setseries.