The line comes from Jujutsu Kaisen, the manga by Gege Akutami adapted into an anime by MAPPA in 2020, where Satoru Gojo is the strongest jujutsu sorcerer and a teacher at Tokyo Jujutsu High. Gojo is usually playful and teasing, so his rare serious threats carry extra weight with fans. Clips of his voice lines circulate widely on TikTok, YouTube Shorts and anime soundboards, often paired with other intense anime moments like za warudo anime time stop for dramatic edits.