Castlevainia Circle of the Moon
Castle Vania Aria of Sorrow
Fire Emblem (And the sequel Sacred Stones)
Mario Advance series
Astro Boy Omega Factor
Advance Wars 1 and 2
Golden Sun (and the Sequel "The Lost Age"
Mario Kart
Mario and Luigi Superstar Saga (BEST HANDLED RPG EVAR!)
Tactics Ogre Night of the Lotus
Metroid Fusion
Metroid Zero Mission
Zelda: A Link to the Past
MegaMan Zero (but NOT the sequels)
Metal Slug Advance
Final Fantasy Tactics Advance
Final Fantasy Dawn of Souls
Ok... this is enough for now.