Originally Posted by ozfunghi

NSMBU did not move systems and is not a chart topper on Wii U

Pretty sure NSMBU is the highest selling game for the system, besides maybe Nintendo Land, and 9/10 customers at my store buying a Wii U pass all the other bundles up for the NSMBU/NSLU bundle. I'd say it moves systems and is the Wii U's only chart topper, for now. Hopefully.