Mewtwo

Mewtwo is a Psychic-type legendary Pokemon. It can Mega Evolve. In Pokemon X its type changes to Psychic/Fighting while in Pokemon Y it stays a Psychic-type.

Physiology
Mewtwo's appearance is loosely based on Mew, with a less feline look. Its body is purple and it has three fingers on each hand. Mewtwo projects a faint purple aura when at full power.

Special Abilities
Mewtwo is highly adept at using its Psychic powers, displaying telekinesis and telepathy as well. It uses it's telepathy to communicate with humans and translate the Pokémon language. It is able to Fly, block special abilities, and erase people's memories as seen in Mewtwo Strikes Back. Mewtwo when caught has a base happiness of 0 and is said to have the most savage heart of all Pokémon.

Other Appearances
Mewtwo is a playable character in Super Smash Bros. Melee. It did not return in Super Smash Bros. Brawl, but it will appear in Super Smash Bros. for Wii U & 3DS as a downloadable fighter. On April 28, 2015, Mewtwo can be purchased, but he can be obtained earlier on April 15, 2015 if you register both the Wii U and 3DS versions with Club Nintendo before March 31, 2015.