Gyatt and rizz both come from TikTok-era internet slang, where gyatt became a playful, exaggerated reaction and rizz became shorthand for charisma and flirting skill. Combined as level 5, the phrase suggests the highest, most over-the-top form of that charm, a joke format common in short-form video captions and edits. It spread through TikTok and meme soundboards as creators reused the same sound to mark confident entrances, smooth replies, and exaggerated reactions. It remains popular because the slang is instantly recognisable to younger audiences and works as a quick, self-contained punchline.