Where was he during Endgame?

This whole sub in a nutshell.

We don't want to have this conversation yet, huh?

Describe Nebula!

Hmmm ...

Saw this in r/HIMYM

Stretchy powers go brrrrrrr...

Here's a bright idea:

This mf colorblind?

Sam in FATWS said

😁 YO waht if he was there and opened the portal and teleported him at dat moment!