How could Batman possibly fight Superman?
The Big Bang Theory Season 9, Episode 13
Both so different
like Clark Kent and Superman.
Money Heist Season 1, Episode 6
...and Superman catches her.
The Big Bang Theory Season 1, Episode 2
What's wrong, Superman?
Locked out of your big ice thingy?
The Big Bang Theory Season 2, Episode 21
Superman doesn't sweat on Earth.
The Big Bang Theory Season 2, Episode 11