120 games? 20 from Nintendo? Over 100 3rd parties? Whoa, we need some more announcements so I can update my list.
Nintendo DS
-Animal Crossing (Nintendo)
-Bomberman DS (Hudson)
-Buzz (Nintendo/EAD)
-Castlevania (Konami/KCET)
-Cerulean Dreams (tba/Mezco)
-Dragon Ball Z (Banpresto)
-Dragon Quest Monsters (Square Enix/Tose)
-Dynasty Warriors DS (Koei/Omega Force)
-Egg Monster Hero (Square Enix)
-Final Fantasy: Crystal Chronicles (Square Enix)
-Frogger 2005 (Konami/KCES)
-Gyakuten Saiban (Capcom)
-Legend of Zelda: Four Swords DS (Nintendo)
-Madden NFL 2005 (Electronic Arts)
-Mario Kart DS (Nintendo)
-Megaman Battle Network (Capcom)
-Metroid Prime: Hunters (Nintendo)
-Mobile Suit Gundam Seed (Bandai)
-Monster Rancher (Tecmo)
-Mr Driller (Namco/Driller Project)
-Need for Speed (Electronic Arts)
-New Super Mario Bros (Nintendo)
-Nintendogs (Nintendo)
-One Piece (Bandai)
-Pac n' Roll (Namco/Nintendo)
-Pac-Pix (Namco)
-Picto-Chat (Nintendo)
-Project Rub (Sega)
-Rayman (UbiSoft)
-Sonic DS (Sega/Sonic Team)
-Spider-Man 2 (Activision/Vicarious Visions)
-SpongeBob SquarePants (THQ)
-Super Mario 64x4 (Nintendo)
-Super Robot Taisen (Banpresto)
-Trouballs (tba/Paragon 5)
-Ultimate Games (TeleGames/Cosmigo)
-Urbz: Sims in the City (Electronic Arts/Griptonite)
-Yu-Gi-Oh! Nightmare Troubador (Konami/KCEJ)
-Viewtiful Joe DS (Capcom/Clover Studio)
-Wario Ware, Inc. DS (Nintendo)
-tba project (Argonaut)
-tba project (Box Clever)
-tba project (Engine)
-tba project (Majesco)
-tba project (Nintendo/EAD)
-tba project (Raylight Studios)
-tba project (Shin'en)
-tba project (Tecmo/Team Ninja)
-tba project (Vivendi Universal)
-tba projects (Atari)
-tba projects (Bandai)
-tba projects (Electronic Arts)
-tba projects (From Software)
-tba projects (Hudson)
-tba projects (Rare)
-tba projects (Visual Impact)
-tba RPG (Namco)
-tba RPG (Nintendo/Brownie Brown)
-tba RPG (Square Enix/Matsuno)
-tba soccer (Dino Dini/DC Studios)