During Nintendo's ongoing media briefing, a number of upcoming DS games were just shown including a few pleasant surprises.
Here's the list in the order they appeared.
New Super Mario Bros.
Pokemon Blue Mystery Dungeon DS (September 18, 2006)
Pokemon Red Mystery Dungeon GBA (September 18, 2006)
Final Fantasy 3 (fully 3D)
Diddy Kong Racing (appears to be a straight port, though Wifi enabled)
Yoshi's Island 2 (baby Mario is back!)
Mario Hoops 3 on 3
Elite Beat Agents (a rhythm game)
Legend of Zelda: Phantom Hourglass
Big Brain Academy
Mario vs. DK: March of the Minis
Tony Hawk's Downhill Jam (WiFi)
Two more games that weren't shown but included in Nintendo's press release were Hotel Dusk: Room 215 and Chibi Robo.
Stay tuned for more updates.