There are a total of 10 playable Pokémon fighters in Super Smash Bros. Ultimate – Pikachu, Jigglypuff, Mewtwo, Pichu, Charizard, Squirtle, Ivysaur, Greninja, Lucario and Incineroar. Two of them happen to be the lightest characters in the game. Pichu is the absolute lightest playable fighter, followed by Jigglypuff and then Mr. Game & Watch. Super Smash Bros. Ultimate is available now, exclusively for Nintendo Switch.