The psychic protaganist of Mother 3 will join the battle on both Wii U and 3DS.
Lucas is the second Smash Bros. DLC character, the first being Mewtwo, and will be the second character of the Mother/Earthbound series, joining Ness.
Lucas was a fighter in Super Smash Bros. Brawl and, although it has taken a little bit of time, he is back where he belongs on the roster of Smash Bros. fighters.
Additionally, Nintendo created a ballot several months ago through which fans could vote for characters that they want to be in Smash Bros., and there is no word on who might get voted in.
I vote Shovel Knight, but that’s just me. If you want to be a part of the democratic process, click here.