At the current time we have no plans. I consider my job at this point, and my main responsibility, to make the Wii U and 3DS versions the best and the fullest experience possible. That said, once finished, it's the type of thing we could take into consideration, but for now, you could consider DLC as not being in the cards.
Masahiro SakuraiSo I created a tool for you to do just that. With the Mii Fighter creator you can have any character you want join the battle.
Masahiro SakuraiI'm not depressed and I continue to remain healthy and positive, but developing 'Smash Bros.' is beyond hard.
Masahiro SakuraiYou never know what's going to happen in this world. I'll just keep my mouth shut. That's a good idea.
Masahiro Sakurai