If Jaime makes his arm out of Valyrian steel, he can kill the White Walkers by simply slapping them.


Polundrrra
 
If Jaime makes his arm out of Valyrian steel, he can kill the White Walkers by simply slapping them.
Source
If Jaime makes his arm out of Valyrian steel, he can kill the White Walkers by simply slapping them. - Game of Thrones, Jaime Lannister, Jaime's Hand
Jaime Lannister Game of Thrones Jaime's Hand
v20240901