Intelligence,
RUTHLESS attention to hygiene...
The Big Bang Theory Season 2, Episode 13
Hey, Walt's RUTHLESS.
Breaking Bad Season 5, Episode 12
Ruthless philanderer
Westworld Season 2, Episode 4
All those RUTHLESS,
powerful men
Westworld Season 2, Episode 9
and RUTHLESS when he had to be.
Game of Thrones Season 8, Episode 2