While nothing is confirmed yet, Suda 51, creative behind No More Heroes, believes that it is possible that Travis Touchdown is one of the Super Smash Bros. fighters for Switch, it is not unreasonable to think about the possibility of seeing Travis Touchdown in the fighting game that will hit Switch.
also suda menciono that: if we want to see this character in smash bros, We have to get up and have Nintendo put it in the game and if the movement generated is enough maybe Nintendo think it.