Ahh! Another Proud Wii Owner! My friend, I'm very pleased to hear that you like the system. Here are some great games for the Wii that I recommend:
RED STEEL - A fantastic First Person Shooter. Probably my favorite one!
TRAUMA CENTER: SECOND OPINION - Very technical and advanced game. You'll absolutely love it. And once you get good at it, you can't stop playing!
WII SPORTS - I know you already have it. THAT game's incredible and never gets old.
SUPER PAPER MARIO - The Third installment to a great game series. It's SOO cool.
SUPER SMASH BROS. BRAWL - Not out yet, but this game will be the best Wii game ever. Online fighting!!!
POKEMON BATTLE REVOLUTION - Not out yet, but you can play using both the wiimote and the DS!
GUITAR HERO 3 - Coming soon! Ever played Guitar hero 1 or 2? Do it.
METROID PRIME 3 - Need I say more?
SPIDERMAN 3 - It's new controller lets you REALLY feel like Spidey! The action and new additions are amazing.
RESIDENT EVIL 4 - They're remaking it for Wii! YES!!!
THE GODFATHER - A Grand Theft Auto version of The Godfather. Let's you live the movie and be a real gangster!
CALL OF DUTY 3 - GREAT army game, and the Wii controls really give that extra edge.
These games and MANY more are on the way!