Question for the Mario Lovers: NSMB vs Galaxy

[BoneArk]

I have NSMBW and Galaxy 1&2, I would easy buy Galaxy 3 over NSMBW 2 anytime. Galaxy 2 was a awesome game, almost perfect. I think it was easy at some areas,but, it is a great game. NSMBW is cool too,but, not much of a challenge imho.