1. New Super Mario Bros. - Best DS game ever. 2. Civilization IV - Everyone has this game, but I can't get it to work. 3. Madden NFL 06 - Best selling game in '05 4. Nintendogs - This fills the void between myself & real dogs. 5. Burnout Revenge - The Madden demo made me. It was just so GOOD. runner-up Gran Turismo 4