NSMB,Galaxy 1 and 2, Donkey Kong Country Returns, Twilight princess, Metroid Prime and Other M - are some of the best of Nintendo's offerings.
Resident Evil 4, Little King's Story, GoldenEye, Umbrella chronicles, Zak and Wiki
It really depends on your tastes. I have played and own a ton of games. If you have further questions just ask.
"But as always, technology refused to be dignity's bitch."--Vance DeGeneres