Mewtwo , who last appeared in `` Melee '' , was released on April 28 , 2015 , but was made available on April 15 , 2015 for Club Nintendo members who purchased and registered both 3DS and Wii U versions of the game before March 31 , 2015 .
Mewtwo , who had last appeared in `` Melee '' , was released on April 28 , 2015 and was made available on April 15 , 2015 for members of Club Nintendo who had purchased and registered both 3DS and Wii U versions of the game before March 31 , 2015 .