Released in 2005 by Neil Cicierega (Lemon Demon), The Ultimate Showdown of Ultimate Destiny is a seminal piece of internet history. This Flash animation depicts a chaotic, free-for-all battle involving everyone from Godzilla and Batman to Abraham Lincoln and Chuck Norris. It became an instant classic on Newgrounds, celebrated for its catchy song and absurd crossover premise. Today, the meme is used to describe massive crossovers, chaotic internet arguments, or any situation where a ridiculous number of disparate elements collide in spectacular fashion.