What are some good GBA games?

Golden Sun, for sure. Final Fantasy Tactics Advance is also a personal favorite.

Both Golden Sun games, Zelda Minish Cap, the Super Mario Advance titles, Metroid Fusion, Zero Mission, Mother 3, F-Zero, Rhythm Tengoku,

Metroid: Zero Mission, Mario & Luigi: Superstar Saga, Pokemon Emerald, Super Mario Advance 1-4, Wario Land 4, Zelda: The Minish Cap, Donkey Kong Country 1 and 2, Gradius Galaxy, Alien Hominid, Kirby - Nightmare in Dream Land, Legend of Zelda: A Link to the Past, Mario vs Donkey Kong, Mario Kart - Super Circuit, Pokemon Ruby/Sapphire, Pokemon Fire Red/Leaf Green, Sonic Advance 1-3, Metroid: Fusion

I could never get past the snowball fight lol it goes on forever.

Thankfully there's orgre battle and triangle strategy

I didn't know alian hominoid was on the GBA. Pretty cool

It's a tough but fun little game on GBA!