Well? This is my ranking currently (write-ups on the way.):
マリオストライカーズãƒãƒ£ · マリオカートダブルダッシュ!! · ボンãƒãƒ¼ãƒžãƒ³ã‚¸ã‚§ãƒãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ · 大乱闘スマッシュブラザーズDX · カスタムãƒãƒœã€€ãƒãƒˆãƒ«ãƒ¬ãƒœãƒªãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³
Other Games in the Top 10:
6. Gotcha Force*
7. The Legend of Zelda: Four Swords Adventure
8. Super Monkey Ball
9. Pac-Man Vs
10. Beach Spikers
Games that didn't make the cut:
x. Donkey Konga
x. Super Monkey Ball 2
Need to play multiplayer modes:
?. StarFox: Assault
?. Pikmin 2
?. Godzilla: Destroy All Monsters Melee
?. Kirby Air Ride
?. Mario Party 4-6
?. Naruto: Clash of Ninja
?. Phantasy Star Online III: C.A.R.D. Revolution
?. Star Wars Rogue Squadron: Rebel Strike
?. DDR: Mario Mix
?. Final Fantasy: Crystal Chronicles
If we include non-exclusives: TimeSplitters 2, Soul Calibur 2, 007, --
*Subject to change