This is technically a spoiler for "Avengers: Endgame", but it's really not much of one. And frankly, it could save you from sitting through the credits, which are bound to be massively long.

So, if you're still with me, here we go...

There are no mid-credit or post-credit scenes, but there's something at the very end of the credits. It's the sound of metal clanking when the final Marvel logo appears.

Nobody knows what it means, or if it even means anything.

Someone speculated that it could be the sound of Tony Stark making his first Iron Man suit, which would kind of bring us full-circle to the very beginning of the Marvel Cinematic Universe.

Or it could just be something to make us spend countless hours speculating.

Read more at GameSpot.