Here is a list of all the known upcomming Nintendo DS games, trailers included if possible. Please feel free to contribute to help expand upon the List. It's extremely limited as you can see please help me expand it.
- Sandbox -
GTA: China Town Wars
- RPGs -
Pokemon Platinum
http://www.gametrailers.com/player/37758.html
http://www.gametrailers.com/player/39453.html
http://www.gametrailers.com/player/39454.html
Pokemon Ranger: Shadows of Almia
http://www.gametrailers.com/player/30720.html
http://www.gametrailers.com/player/31654.html
Sonic Chronicles: The Dark Brotherhood
http://www.gametrailers.com/player/38322.html
http://www.gametrailers.com/player/37845.html
http://www.gametrailers.com/player/34812.html
http://www.gametrailers.com/player/39874.html
Spectrobes: Beyond the Portals
http://www.gametrailers.com/player/36823.html
Infinite Space
- JRPGs -
Tales of Innocence Japan Only
http://www.gametrailers.com/player/28411.html
http://www.gametrailers.com/player/28734.html
Tales of Hearts
http://www.gametrailers.com/player/36087.html
http://www.gametrailers.com/player/39643.html
http://www.gametrailers.com/player/39660.html
Phantasy Star 0
http://ds.ign.com/objects/142/14279774.html
Chrono Trigger DS (DS Version)
http://ds.ign.com/dor/objects/14263600/-chrono-trigger-rumored/videos/Chrono_Trigger_071408.html
http://media.ds.ign.com/media/142/14263600/imgs_1.html
Dragon Quest V: Hand of the Heavy Bride (DS Version)
http://ds.ign.com/dor/objects/953463/dragon-quest-v/videos/dqv_070908_3.html
http://media.ds.ign.com/media/953/953463/imgs_1.html
Dragon Quest VI (DS Version)
Dragon Quest IX
http://media.ds.ign.com/media/849/849436/imgs_1.html
Kingdom Hearts: 358/2 Days
Suikoden: Tierkreis
Luminous Arc 2: Will
http://ds.ign.com/dor/objects/959943/luminous-arc-2/videos/la2_intro.html
http://media.ds.ign.com/media/959/959943/imgs_1.html
Valkyrie Profile DS
http://uk.media.ds.ign.com/media/142/14240757/imgs_1.html
Rune Factory 2: A Harvest Moon Story
Rhaspody: A Musical Adventure
http://ds.ign.com/dor/objects/14255481/marl-ds/videos/rhapsody_073108_forest.html
http://media.ds.ign.com/media/142/14255481/imgs_1.html
Avalon Code
Master of the Monster Lair
http://ds.ign.com/dor/objects/955560/dungeon-maker-mahouno-shaberuto-chisana-yuushya/videos/motml_ds_082008.html
http://media.ds.ign.com/media/955/955560/imgs_1.html
AWAY Shuffle Dungeon
http://ds.ign.com/dor/objects/11067290/away-tsure-sareta-hitobito/videos/away_082008_intro.html
http://media.ds.ign.com/media/110/11067290/imgs_1.html
- WRPGs -
Black Sigil: The Sword of Exiled
- ARPGs -
Gauntlet DS
- SRPGs -
Fire Emblem DS
Disgaea DS (DS Version)
- Simulation -
Harvest Moon: Island of Happiness
Harvest Moon DS: Cute
My Sims Kingdom (DS Version)
Sim City Creator (DS Version)
Sim Animals (DS Version)
The Humans
- Platformers -
Castlevania: Order of Escclesia
Prince of Persia: Fallen Kingdom
Legend of Kage 2
Last Ninja Trilogy (DS & PSP)
- Traditional/Classic -
Kirby Super Star Ultra
Bomberman 2
Crash Bandicoot: Mind over Mutant (DS Version)
Legend of Spyro (DS Version)
Big Bang Mini
Lego Batman (DS Version)
Monster Lab (DS Version)
- Action/Adventure -
Dragon's Lair
Dragonball Origins
Tomb Raider: Underworld (Wii Version)
Lord of the Rings: Conquest
Mushroom Men: Rise of the Fungi
Marvel Ultimate Alliance 2: Fusion (DS Version)
SpiderMan: Web of Shadows (DS Version)
- Shooters -
Duke Nukem Trilogy
Metal Slug 7
R.O.T.R.
- FPSs -
Moon
Call of Duty 5: World at War (DS Version)
C.O.R.E.
007: Quantum of Solace (DS Version)
- Fighting -
Star Wars the Clone Wars: Jedi Alliance
Martial Arts: Capoeira (DS Version)
- Strategy -
Overlord: Minions
Warlords DS
Tom Clancy's END WAR
Night of WarSongs
Elebits DS
Age of Empires: Mythologies
Jagged Alliance
- Racing -
Need For Speed Undercover
Top Gear: Down Force
- Flight Sim -
B-17 Fortress in the Sky
DS AIR
- Party / Mini-Games -
Rayman Raving Rabids: TV Party (DS Version)
- Music -
Guitar Hero: On Tour Decades
Guitar Rock Tour
Rock Revolution (DS Version)
Sigma Harmonics
Rythem Heaven
Zubo
- Mystery/Adventure -
Undercover: Dual Motives
Flower, Sun & Rain DS (DS Version)
Unsolved Crimes
- Puzzle -
De Blob (DS Version)
Puchi-Puchi Virus
Puzzle Quest: Galactix (DS Version)
Exit DS
Rubiks Puzzle World
Zenses Ocean & Rainforest