Red steel 2, the grinder, virtua tennis 2009, grand slam tennis, Tiger woods 10.
Not saying it's much, but you said no 3rd party support. Hey, that's already more games supporting wiimotion+ then the balance board!
There's not an awful lot of things you can do with the balance board compared to wiimotion+
You can say all you want, but this thing will be a succes for Nintendo. I'll make a stupid counter reaction anyway :p







