Super Meat Boy is a challenging platformer, completely remade from the ground up for its release on Wiiware and will feature over 100+ single player levels, insane boss fights, competitive vs modes, beefy co-op play and a slew of unlockables that are rumored to fill your life with great happiness!

Diner Dash will let players take direct control of Flo as she runs around to seat patrons to take orders, deliver food, take payment and bus tables as efficiently as possible within the time limit allowed. Servers looking to play with co-workers can join with up to seven other players in multiplayer across four diners in Team Dash or go 1 on 1 in head-to-head mode.

Gamer on the go?  Now you can take many of your favorite Xbox 360 experiences with you, wherever you are, as Xbox Live will be available in your pocket for the first time this holiday on Windows Phone 7 Series

This March, Xbox Live is delivering four weeks of the best games of the season in Block Party. Microsoft's bringing the fun back for you and your friends with nostalgic hits like Game Room, classic franchises like Perfect Dark, a new take on WWI action in Toy Soldiers and redefined racing with Scrap Metal.

On April 15 Microsoft will discontinue the Xbox LIVE service for original Xbox consoles and games, including Xbox v1 games playable on Xbox 360 and Xbox Originals.

Drawing characters from some of SNK’s biggest and well loved franchises, NeoGeo Battle Coliseum allows the use of the new 2–on–2 Tag Team battle system. This new system allows the player to switch characters during play and to perform ‘team’ attacks on their opponent.

Combining fast paced action with strategic battle planning, Darwinia features a novel and intuitive control mechanism, an '80s retro classics graphical style, and a story concerning a tribe of video game sprites trapped in a modern 3D game world.

The Warriors: Street Brawl features six missions of three levels each for a total of 18 arcade-style battles. Staying true to the movie, The Warriors: Street Brawl begins at the gang summit in Van Cortland Park and continues as players fight hordes of notorious rivals in a life or death battle to their home turf.

The new Game Room on Xbox LIVE, which will be the place to relive the glory days of arcade games, with over 1000 games being released throughout the next three years

Dragon Age: Origins represents BioWare’s return to its roots, delivering a fusion of elements from existing fantasy works with emotionally-driven narrative, heart-pounding combat, powerful magic abilities and credible digital actors. After briefly bring released yesterday, an unforeseen issue with the  specialization classes forced Bioware to pull it again.

Alien Breed Evolution is an action packed, tense single player adventure and an absolute blast of a co-op game, a “retro-modern” remake of the 1991 original that helped the now indie dev/publisher burst onto the Amiga scene 18 years ago.

South Park Let's Go Tower Defense Play! is a fast-paced action/strategy game that combines these lovable characters with snowball battles and tower defense tactics.

Ball your way up to the top of the league and play to your fullest to get the crowd pumped. The fusion of "rhythm" and "puzzle" creates a completely new kind of game in 0D Beat Drop! Drop pieces along with the beat, and go for the win with explosive chains.

You’ve wrapped your gifts, put the finishing touches on decorations, and created your version of frosty the snowman in the front yard. Whether you’re spending the Holidays with your extended family, close friends, or just that special someone this year, Xbox Live has lots to keep you entertained (and sane) at home during the Holidays. So grab a blanket, a hot cup of cider, and let it snow, let it snow, let it snow!

Earth is under attack by massive creatures from outer space. Now you can save Earth with a huge arsenal of heavy-power artillery at your disposal. Climb into your fighter jet and wage fierce battles against these gruesome aggressors, giving you full range of motion and attack while you engage in airstrikes over real world cities such as Tokyo, New York and Paris.

Twin Blades is a frantic shooter set in a medieval-fantasy zombie-filled universe boasting unique manga-stylized graphics. Players incarnate the cute scythe-waving nun with a mission to clear the city of all its undead inhabitants.

Earth is under attack by massive creatures from outer space. Now you can save Earth with a huge arsenal of heavy-power artillery at your disposal. Climb into your fighter jet and wage fierce battles against these gruesome aggressors, giving you full range of motion and attack while you engage in air strikes over real world cities such as Tokyo, New York and Paris.

Poised to feature the most authentic, entertaining and compelling simulation of WWE programming to date across multiple videogame platforms, WWE SmackDown vs. Raw 2010 will introduce inspiring creative and online freedom, significant franchise improvements and a comprehensive roster of today’s most prominent WWE Superstars and Divas.

Vancouver 2010 is an authentic simulation of a host of events from the upcoming Vancouver 2010 Olympic Winter Games, focusing on the adrenalin rush that comes from the extreme speed of winter sports. Including the all new challenge mode, it will allow players to immerse themselves in the world's greatest sporting event like never before.

Let Xbox Live Marketplace fill your December with holiday surprises, as starting Dec. 18 through Dec. 31 you can enjoy limited time, one-day discounts on select Xbox Live  Marketplace content every day XBLA titles, Games on Demand, movies, add-ons, holiday themes, you name it!

The next installment in Activision's next band-centric rhythm game will feature a wide variety of hits from the hard-rock supergroup's three-decade catalog, including tracks from Queen, Weezer, Blink 182, The Offspring, and Queens of the Stone Age.

The objective of Qix is to fence off, or “claim”, a supermajority of the playfield. At the start of each level, the playing field is a large, empty rectangle, containing the Qix — a sticklike entity that performs graceful, but unpredictable motions within the confines of the rectangle.

In Fairytale Fights players choose one favorite fairytale character with whom they will try and save a fantasy world from certain doom. Luckily many different weapons lay around in this fairytale world, which players can use to shoot and carve up enemies… and this is where the fun begins!

Revealed earlier this year, European Xbox community manager Graeme Boyd revealed that the original Call of Duty will be coming to Xbox Live Arcade this Wed. for 1200 MS, Thursday on PSN for $14.99. People who purchased the Hardened or Prestige Editions of Modern Warfare 2 should have received a code/voucher with the game.

Unbound Saga is a 3D side-scrolling brawler set in a satirical comic book universe, where enemies are drawn onto the screen and madcap battles travel from panel to panel through a post-apocalyptic landscape. Break off a weapon and rage off the page! Released in July, Unbound Saga might be coming to Xbox Live Arcade. A build showed up on PartnerNet, and although it crashes, it did have 12 Achievements, indicating Vogster's brawler might be getting ported.