A White Walker stabbed me in the gut
with a sword of ice.
Game of Thrones Season 6, Episode 6
But no one's killed
a White Walker in thousands of years.
Game of Thrones Season 3, Episode 10
Why would obsidian kill a Walker?
Game of Thrones Season 5, Episode 5
Hanging around with Johnnie Walker...
Money Heist Season 3, Episode 2
The Walker came for my baby.
Game of Thrones Season 3, Episode 10