The clip comes from the official Fate/Grand Order radio show, where voice actress Rie Takahashi's manic laugh during a segment made fans dub her Rieri, blending her name with a villainous giggle. Shared across anime meme communities and soundboards, the short clip became a staple reaction for dark twists and cursed edits. Editors also pair it with other iconic anime voice clips, like the playful Anime Ahhhh sound and the Deez Nuts Got EM laugh, to build rapid-fire meme montages.
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Rie Takahashi's creepy laugh from FGO Radio, nicknamed the Rieri laugh. Anime fans drop it over villain entrances and cursed edits for a dark-comedy sting.
This is Rie Takahashi, the voice behind Fate/Grand Order's Mash Kyrielight, letting out a short, unhinged laugh that earned her the fan nickname Rieri. It starts normal and snaps into a manic, echoing cackle, all within about a second and a half. The clip feels like a villain revealing their master plan, which is exactly why it spread. Played over a dark reveal or a betrayed expression, it turns an ordinary moment into something deliciously ominous and funny at once. Meme editors use it whenever a character snaps or a plot twist lands.