Yes, but they all involve
a Green Lantern and a power ring.
The Big Bang Theory Season 1, Episode 2
Golden-age Green Lantern
was vulnerable to wood.
The Big Bang Theory Season 2, Episode 19
liking the Green Lantern movie.
The Big Bang Theory Season 5, Episode 12
Is that the limited edition
Green Lantern LANTERN?
The Big Bang Theory Season 3, Episode 12
Only the modern Green Lantern
is vulnerable to yellow.
The Big Bang Theory Season 2, Episode 19