Thermonuclear Godzilla, also known as Burning Godzilla, is the supercharged form the monster takes in Godzilla: King of the Monsters from 2019, when he absorbs immense radiation and glows with molten energy. Fans turned his thunderous roar and pulsing power into a shorthand for overwhelming strength online, reusing it in fan edits, gaming videos and meme compilations. It remains popular because the sound instantly communicates a final form, a last resort and a level of power that no ordinary roar can match.