We’re kind of reaching critical mass as far as plastic instruments go. Everyone has a stack of guitars and at least one drum kit (or three), and I know I’m not alone in my fear that one day they will bind together to form a super robot that will enslave us all. We wouldn’t be feeding this plastic monster if the new instruments coming out every year weren’t so darn good, though, so it is a double-edged sword. How do the Guitar Hero: World Tour instruments stack up to what you already have? Find out right here.