"Slash" is a song by South Korean boy band Stray Kids from the soundtrack to the 2024 Marvel Studios superhero film Deadpool & Wolverine.

[2] This performance was noticed by Deadpool actor Ryan Reynolds, who mentioned them in a fan edit video of Deadpool and the show on Twitter and following their social media accounts, then Wolverine actor Hugh Jackman also noticed and followed.

[3][4][5] During the promotion of Free Guy (2021), Reynolds did a video interview with Bang Chan and expressed their thankful feelings to each other.

[8] After the press conference, Reynolds and Jackman were reported to have a private meeting with Stray Kids' Bang Chan, Felix, and Han,[9] and prepared a special content for the film.

"[15] It was written by the group's in-house producer 3Racha (Bang Chan, Changbin, and Han), and co-composed with Versachoi.