
You don't want to STAIN your hands
with blood, but you STAIN mine.
Money Heist Season 1, Episode 4

Yeah, and this one
won't STAIN my teeth purple.
The Big Bang Theory Season 10, Episode 19

This STAIN...
Westworld Season 2, Episode 8

I mean your soles.
You will STAIN the carpet, man.
Money Heist Season 3, Episode 6

A STAIN I never noticed before.
Westworld Season 2, Episode 9