Super Smash Bros. Stars Legion

Super Smash Bros. Stars Legion (Great Fray Smash Brothers Kai, often shortened to "SSBSL" and "Smash Kai") is a fighting video game, and the upcoming installment in the Super Smash Bros. series. The game was developed by Bandai Namco Entertainment, Platinum Games and Sora Ltd., and published by NetherRealm Studios, Genisu Games, Nintendo for the Nintendo Switch alongside PC, PlayStation 4, Xbox Scorpio, The V² and J-STORM.

The game is a crossover that features characters, items, music, and stages from various Nintendo franchises, including Mario, Donkey Kong, Pokémon, Fire Emblem, Kirby, Metroid, Star Fox, The Legend of Zelda, Kid Icarus, Punch-Out!!, Arms, WarioWare, Xenoblade, Eternal Darkness and Geist.

The game was released on July 14, 2018, and received mostly positive reviews from critics upon its release. Most praise was directed at the game's controls, overall gameplay, graphics, and characters, despite certain criticism with the amount of unlockable/secret characters, with some reviewers calling it the best game in the Super Smash Bros. series. Selling more than 5 million copies, the game was the fastest-selling game in the franchise and the fifth best-selling game in 2018.