I can't evaluate this Star Wars game, because the version I played was for GameCube. I'm sure it's a nice game to take on the go.
As for Yu-Gi-Oh! The Sacred Cards...
Well, it's no Legacy of the Duelist, as a lot of these Yu-Gi-Oh! games didn't play like how you'd expect they should (didn't reflect how the real life card game is played). But it's fun, fast-paced, has some cards that don't even exist in real life, and while not the best, still has some good music for a handheld Yu-Gi-Oh! game.
My personal favorite track: