inazuma eleven 2, inuyasha (us), fossil league, bomberman story, solatorobo, megaman battle network 5, megaman starforce 2, megaman star force 3, mazes of fate (ds), dinosaur kings, freshly-picked tingles rosy rupee wonderland (us?), fossil fighters champions (us), dawn of heroes, foto showdown, master of the monster lair, naruto path of the ninja 1 and 2, avatar last airbender, spectral forces genesis, fighting fantasy, famous (partial rpg)
Combat of giants dinosaurs? Dragons? Mutant insects?- partial rpgs.
Collecting all ds rpg's is no easy task. Thanks for starting me off your list was comprehensive enough already! I joined to add my input, maybe original poster has given up on this thread but hopefully it can be revived and updated it's the best I've found would be great if anyone else can add anymore.