Ornery from Dictionary.com:
1. ugly and unpleasant in disposition or temper: No one can get along with my ornery cousin.
2. stubborn: I can't do a thing with that ornery mule.
3. low or vile.
4. inferior or common; ordinary.
So... he attacks your feet and is a common Production Red cockerel...
List him on Craigslist or similar. If you can't bear to know what his fate will be, then don't ask why somebody wants an ornery rooster that you don't want.