Flowey is the smiling flower who opens Undertale, the 2015 role-playing game by Toby Fox, and quickly becomes one of its most unsettling antagonists. Clips of his laughter circulate widely among fans because they capture his shift from cheerful guide to manipulative villain in just a second. Editors reuse this human-voiced version in Undertale tributes, boss-fight montages and meme videos, where a familiar game sound can instantly tell viewers that something innocent has turned sinister.