1. No More Heroes 2: Desperate Struggle
2. Super Mario Galaxy
3. No More Heroes

1. Metroid Prime Trilogy
2. Super Smash Bros. Brawl
3. Super Mario Galaxy

That was really hard to choose just three.

1. Rock Band 2
2. No More Heroes 2: Desperate Struggle
3. Metroid Prime Trilogy

1) Mario Kart Wii
2) Metroid Prime Trilogy
3) Super Smash Bros. Brawl

Revolutionary games that somehow did not make the list:

Super Mario Galaxy
New Super Mario Bros. Wii

1 - Zelda Twilight Princess
2 - Rune Factory Frontier
3 - Fire Emblem Radiant Dawn

edit:

oooh, forgot Fire Emblem. Sorry MKWii, you're out...

1- The Legend of Zelda: Twilight Princess
2- Super Mario Galaxy
3- Super Smash Bros. Brawl

1-Endless Ocean Blue World
2-SSBB
3-Fire Emblem Radiant Dawn

Wish I could put Tatsunoko Vs Capcom and Silent Hill on this list as well but there's only 3 spots.

1. No More Heroes (haven't played 2 yet)
2. Mario Kart Wii (had to put one Mario title up here)
3. Madworld

1) Excite Truck
2) Super Mario Galaxy 1
3) Tales of Symphonia Dawn of the New World

1) Metroid Prime Trilogy
2) No More Heroes
3) No More Heroes 2: Desperate Struggle


Blah, I had a really hard time picking number 3, I ended up putting NMH2 instead of SMG.