Mega Evolution/Other Games/Super Smash Bros. for Nintendo 3DS/Wii U

's, 's, and 's Final Smashes Mega Evolve them into Mega Charizard X, Mega Lucario, and Mega Mewtwo Y, respectively. While Lucario and Charizard's Mega Evolutions are used as a temporary power-up, Mewtwo's is used to perform.

The Mega Evolutions of, , , , , (both forms), and  (X form) appear as trophies in Super Smash Bros. for Wii U, while only Mega Venusaur and Blastoise appear in Super Smash Bros. for Nintendo 3DS. 