This sound is associated with Levi and Kenny from Attack on Titan, where their conflict became memorable among anime fans. Short voice moments like this spread through fan edits, reaction videos, and reposted clips because they communicate instant urgency without needing much setup. It remains popular in anime meme culture for scenes about revenge, pursuit, or sudden recognition. Fans often pair it with other exaggerated anime reaction sounds, including anime ahh, when they want a clip to feel louder and more chaotic.