Nintendo DS - M
- M&M's Kart Racing
- Machi-Ing Maker DS
- Madagascar
- Madagascar - Escape 2 Africa
- Madagascar 3
- Madagascar Kartz
- Madden NFL 06
- Madden NFL 07
- Madden NFL 08
- Madden NFL 09
- Madden NFL 2005
- Mage Knight - Destiny's Soldier
- Magic Roundabout
- Magical Starsign
- Magical Whip - Wizards of Phantasmal Forest
- Magician's Quest - Mysterious Times
- MagicQ DS
- Magnetica
- Mah Jong Quest - Expeditions
- Mahjong
- Major DS - Dream Baseball
- Major League Baseball 2K10
- Major League Baseball 2K12
- Major League Baseball 2K7
- Major League Baseball 2K8 Fantasy All Stars
- Makai Senki Disgaea - Makai No Ouji to Akai Tsuki
- Make 10
- March of the Penguins
- Margot's Word Brain
- Mario & Luigi - Abenteuer Bowser
- Mario & Luigi - Abenteuer Bowser
- Mario & Luigi - Bowser's Inside Story
- Mario & Luigi - Partners in Time
- Mario & Luigi - Partners in Time
- Mario & Sonic at the Olympic Games
- Mario & Sonic at the Olympic Winter Games
- Mario and Luigi - Partners in Time
- Mario and Luigi RPG 3!!!
- Mario and Sonic At the Olympic Games
- Mario and Sonic At the Olympic Winter Games
- Mario Calculator
- Mario Hoops 3 On 3
- Mario Kart DS
- Mario Party DS
- Mario Slam Basketball
- Mario und Sonic bei den Olympischen Spielen
- Mario vs. Donkey Kong - Aufruhr im Miniland
- Mario vs. Donkey Kong - Mini-Land Mayhem
- Mario vs. Donkey Kong - Minis March Again!
- Mario vs. Donkey Kong 2
- Mario vs. Donkey Kong 2 - March of the Minis
- Mario vs. Donkey Kong 3 - Aufruhr im Miniland
- Marker Man Adventures
- Martial Arts - Capoeira Fighters
- Marvel - Ultimate Alliance
- Marvel - Ultimate Alliance 2
- Marvel Nemesis - Rise of the Imperfects
- Marvel Super Hero Squad
- Marvel Super Hero Squad - the Infinity Gauntlet
- Marvel Trading Card Game
- Mary King's Riding School
- Master Jin Jin's IQ Challenge
- Master of Illusion
- Master of Illusion Express - Deep Psyche
- Master of the Monster Lair
- Math Play
- Maths Made Simple
- me Park
- Meccha! Taiko no Tatsujin DS - 7-tsu no Shima no Daibouken
- Mechanic Master
- MechAssault - Phantom War
- Mega Brain Boost
- Mega Man Battle Network 5 - Double Team
- Mega Man Battle Network 5 - Double Team
- Mega Man Star Force - Dragon
- Mega Man Star Force - Leo
- Mega Man Star Force - Pegasus
- Mega Man Star Force 2 - Zerker 10 Ninja
- Mega Man Star Force 2 - Zerker 10 Saurian
- Mega Man Star Force 3 - Black Ace
- Mega Man Star Force 3 - Red Joker
- Mega Man Zero Collection
- Mega Man ZX
- Mega Man ZX Advent
- Megaman Battle Network 5 - Double Team DS
- Metal Slug 7
- Metal Torrent
- Meteos
- Meteos - Disney Magic
- Metroid Pinball
- Metroid Prime - Hunters
- Metroid Prime Hunters
- Metroid Prime Hunters - First Hunt
- Metroid Prime Pinball
- Miami Law
- Miami Nights - Singles in the City
- Michael Jackson - the Experience
- Michael Jackson the Experience
- Might & Magic - Clash of Heroes
- Might & Magic - Clash of Heroes
- Might and Magic - Clash of Heroes
- Mighty Flip Champs!
- Mighty Milky Way
- Military History - Commander - Europe at War
- Mind Quiz
- Mind Your Language - French
- Mind Your Language - German
- Mind Your Language - Japanese
- Mind Your Language - Spanish
- Mini Ninjas
- MiniGolf Resort
- Miss Spider's - Harvest Time Hop & Fly
- Misshitsukara no Dasshutsu
- Mister Slime
- Mizuiro Blood
- MLB 2K9 Fantasy All-Stars
- MLB Power Pros 2008
- Mobile Suit Gundam 00
- Mobile Suit Gundam Seed
- Moero! Nekketsu Rhythm Damashii - Osu! Tatakae! Ouendan 2
- Moetan DS
- Monopoly-Boggle-Yahtzee-Battleship
- Monopoly/Boggle/Yahtzee/Battleship
- Monster Bomber
- Monster Frenzy
- Monster House
- Monster Jam
- Monster Jam - Path of Destruction
- Monster Jam - Urban Assault
- Monster Lab
- Monster Racers
- Monster Rancher DS
- Monster Tale
- Monster Truck Jam
- Monster Trucks DS
- Monsters vs. Aliens
- Moon
- Moonlight Fables
- Motto Toeic Test DS Training
- Mr. Bean
- Mr. Driller - Drill Spirits
- Mr. Driller - Drill till you Drop
- Mr. Driller Drill Spirits
- Mushroom Men - Rise of the Fungi
- Music
- MX vs. ATV Reflex
- MX vs. ATV Untamed
- My Animal Centre
- My Animal Centre in Africa
- My Animal Centre in Australia
- My Baby Boy
- My Baby First Steps
- My Baby Girl
- My Boyfriend
- My Chinese Coach
- My Dog Coach - Understand Your Dog With Cesar Millan
- My DoItAll
- My English Coach
- My English Coach - Para Hispanoparlantes
- My French Coach
- My Friends
- My Frogger Toy Trials
- My Fun Facts Coach
- My Hero - Astronaut
- My Hero - Doctor
- My Hero - Firefighter
- My Horse and Me
- My Horse and Me 2 - Riding for Gold
- My Japanese Coach
- My Little Baby
- My Little Pony Pinkie Pie's Party
- My Pet Dolphin
- My Pet Dolphin 2
- My Pet Hotel 2
- My Pet Shop
- My Riding Stables
- My SAT Coach
- My Secret Diary
- My Secret World by Imagine
- My Spanish Coach
- My Stop Smoking Coach - Allen Carr's EasyWay
- My Vet Practice - in the Countryside
- My Weight Loss Coach
- My Word Coach
- My World My Way
- myNotebook - Green
- MySims
- MySims - Kingdom
- MySims Agents
- MySims Kingdom
- MySims Party
- MySims Racing
- MySims SkyHeroes
- Myst
- Mysterious Dungeon - Shiren the Wanderer
- Mystery Case Files - MillionHeir
- Mystery Dungeon - Shiren the Wanderer
- Mystery Mansion
- Mystery P.I. - Portrait of a Thief
- Mystical Ninja