The only downside is it only ships to certain stores, and its limit one per order...
Still, for 60 bucks plus tax you can get 2 wireless joysticks that are xb 360 compatible, or you can keep these around and use them in a pinch to turn your 2P CP into a 4 player one...
Trying to get 2, sell both copies of the games for 15 bucks a piece and thats' 30 bucks for 2 wireless joysticks...