
how in seven hells
did you manage to kill a White Walker?
Game of Thrones Season 4, Episode 9

Hanging around with Johnnie Walker...
Money Heist Season 3, Episode 2

used one of these daggers to kill a Walker.
Game of Thrones Season 5, Episode 8

Yeah, I'm making a bunch of changes.
This morning I fired my dog WALKER.
The Big Bang Theory Season 10, Episode 16

But no one's killed
a White Walker in thousands of years.
Game of Thrones Season 3, Episode 10