I'll cast my first vote:
Ninja themed original character
Hmm, not sure. How about coming up with a central theme? I'm not quite sure lol
I think Superevil225 attempted a contest during the summer, but not many people took part in it. : http://www.animevice.com/forums/artist-show-off/1518/holy-halos-art-competition/327407/#20
What do you have in mind?