
Superman works up a sweat, comes back
to Earth, his uniform now stained...
The Big Bang Theory Season 2, Episode 11

Plus Superman and Godzilla.
The Big Bang Theory Season 1, Episode 5

maybe he builds a suit
that can do everything Superman can do.
The Big Bang Theory Season 9, Episode 13

What's wrong, Superman?
Locked out of your big ice thingy?
The Big Bang Theory Season 2, Episode 21

Superman swoops down to save her
by reaching out two arms of steel.
The Big Bang Theory Season 1, Episode 2