I don't have a Wii U but I do have a Mewtwo DLC code. I don't want this thing to expire at the end of July, so here it is for anyone that wants it. Please use it up! And please post here once it is redeemed so other people don't fruitlessly try to use it. Thank you!
Mewtwo for Wii U: A081ACDV1JVSRRG3