absolutely nothing.

mario kart wii for definate, its superior in everyway, karts, bikes, more courses, online, etc...

i hate on rails shooters they suck.

there so limited, theres no freedom.

its poor anyway, its areally pretentious and shallow game, with no spirit or heart.

its awful dont get it, dont do it to yourself thereare much better games out there such as:

super mario galaxy, super paper mario, mario kart wii, metroid prime 3, h.o.t.d. overkill, RE4.

mine has got to be Mmm...

...let me see...

super paper mario

mario kart wii

resident evil 4

h.o.t.d. overkill