The anime is Dr. Stone and it is superb.
I see two guys making jokes, and the third one on the sidelines (OP) thinking they are the stupid ones.
But noone's talking about the scuba gear or the oxygen tank he's wearing anyways
Holy Fu©k there is a sea outside of this earth.. wicked, mind blown, would love to visit this sea.
Because 2020 is 60 million shark-years
The scubadiver that lived 60 million years ago is impressive.
Clown to clown communication