Starting today, April 1st,  through April 7th, Microsoft is discounting 10 Xbox LIVE Arcade titles in the first ever ‘Inventory Blowout Sale.’ The sale prices are available to both Xbox LIVE Gold and Silver members.

Battlefield 1943 takes players back to WWII, offering endless hours of 24 player multiplayer action over three classic and tropic locations; Wake Island, Guadalcanal and Iwo Jima.

Boulder Dash will deliver both charming and challenging entertainment to the XBLA worldwide community, using the latest technology to present the unique gameplay and all of the characteristic elements associated with the franchise in a modern and incomparable style.

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.

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.

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.

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.

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.

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.

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.

Madden NFL Arcade is a fun, pick-up-and-play, 5-on-5 football game that is pure adrenaline football for both casual and diehard NFL fans, featuring a unique art style that brings your favorite players to life like never before!

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.

Axel & Pixel is a point-and-click adventure game in which players guide an artist and his dog through surreal and abstract environments. Sam & Max are on the job again in Season Two brimming with crime-fighting adventure and chaos. Structured like a TV season, each of the five episodes has its own self-contained plot while together they form part of a season-long mystery.

Torchlight is an adventure-themed action-MMORPG which emphasizes a simple and intuitive interface, fast and furious action, and a colorful and compelling game world. Runic Games revealed in a recent interview that it would like to bring Torchlight to Xbox Live Arcade somewhere down the line.

Redesigned and adapted specifically to take advantage of Xbox Live Arcade, players will be able to experience Tower Bloxx Deluxe in HD quality while playing through six unique game modes. You can go head-to-head in Battle Multiplayer mode with up to four players and employ power-ups on other players to increase your chance of winning, or play cooperatively and reach for the skies together as a team.

Zeno Clash, powered by Valve's Source Engine, is an action game with a strong focus on melee combat set in a punk fantasy world with the beautiful environments, where you will encounter incredible challenges. The Ultimate Edition is vastly enhanced and much improved, with new modes, new features, and added content.

Hydrophobia is a survival adventure about conquering fear in a series of entirely dynamic flooded environments. Developed by Dark Energy Digital, comprised of former Blade Interactive execs, Hydrophobia's story has divvied up into three parts, each about 5 hours long, expected to be released within a 12 month period. If the game turns out to be popular, there's content for an additional three installments.

Five new action-packed titles headline the Xbox Live Arcade line-up at TGS, with Snoopy Flying Ace, Toy Soldiers, 0 Day Attack on Earth, Bomberman Live Battlefest and RayStorm HD, as well as new details on the free-to-play Joy Ride, and South Park Let’s Go Tower Defense Play!

Spelunky is a cave exploration / treasure-hunting game inspired by classic platform games and roguelikes, where the goal is to grab as much treasure from the cave as possible. Every time you play the cave's layout will be different. Use your wits, your reflexes, and the items available to you to survive and go ever deeper!