Grenade sound effects are a staple of online video, games and meme culture, where the pin-pull-to-explosion pattern works as instant shorthand for incoming chaos. Short clips like this circulate on soundboards because they are easy to drop over gameplay highlights, animated shorts and reaction edits without needing the full movie mix. The Chinese title reflects uploads from multilingual soundboard communities rather than a specific film or game. Creators keep reusing the effect because the build-up creates tension and the blast delivers a clean, unmistakable payoff.