I'm going to assume that the real price is 39.99 + 10 for the packed in Amiibo. I'm liking this 39.99 Wii U game trend. Nintendo needs to keep this up to help sell more Wii U consoles
http://www.gonintendo.com/s/245668-mario-party-10-will-be-apparently-priced-at-49-99
http://www.gonintendo.com/s/245668-mario-party-10-will-be-apparently-priced-at-49-99