Microsoft and Bungie once more continue the fight as it has just released the next wave of Halo 3 downloadable content on Xbox Live Marketplace for 800 Microsoft Points. The 410mb Legendary Map Pack introduces three new maps to the title’s multiplayer experience, Ghost Town, Avalanche, and Blackout!

Rock Band allows you to perform music from the world’s biggest rock artists with your friends as a virtual band using drum, bass/lead guitar and microphone, in addition to offering online connectivity. Last week EA finally revealed that it would be releasing Rock Band in Europe on May 23, but only on Xbox 360 as Microsoft scored a timed exclusive. Apart from the pricing outrage (inexplicably the bundle in twice as expensive) it turns out PS2, Wii and PS3 gamers will have to wait until August.

SEGA's Universe at War: Earth Assault, developed by Petroglyph, is a combat-intensive RTS game enlisting players in an epic struggle to prevent total alien domination of planet Earth. SEGA has released a 545 mb demo that features Novus and the Hierarchy, two of the three factions you can play as in Universe at War: Earth Assault!

A sequel to the original Xbox title, Ninja Gaiden 2 has players once again assuming the role of Ryu Hayabusa as they guide the ninja hero on a quest to avenge his clan and prevent the destruction of the human race.

SEGA's Condemned 2: Bloodshot is a first-person action thriller immersing players in a world of psychological terror, featuring all-new fighting mechanics and online multiplayer functionality.

Toshiba may have conceded in the HD war, that doesn't mean Microsoft will throw in the towel, even if its only with a new firmware update for the Xbox 360 HD DVD player. Log into Xbox Live and put in a HD DVD disc, you will automatically be prompted to update (adds support for network features and improves compatibility).

Treasure Co.'s Ikaruga is a quick-paced Xbox LIVE Arcade shooter with strong strategy elements featuring a slow-motion training mode and co-op play for two, combining of beautiful, manga-style storytelling and refined, ultra-challenging arcade heroics.

In UT3, you assume the role of a futuristic warrior engaged in contests of intense shooting battles against skilled opponents, controlled by human contestants online or by AI, fought with the most powerful sci-fi weapons and vehicles. Epic's Mark Rein said "We don’t have a particular release date yet but we’re going to be playing it with some members of the press in two weeks at Midway’s next Gamers Day in Las Vegas." We'll be there and report back!

Dark Sector thrusts players into the role of Hayden Tenno, an elite black-ops agent sent on a dangerous mission into a decaying Eastern European city that hides a deadly Cold War secret.

Activision and Infinity Ward are planning a new offensive with Call of Duty 4: Modern Warfare Game of the Year Edition and the downloadable Variety Map Pack, offering four new multiplayer maps featuring a variety of locations, coming in at 444mb and setting you back 800 Microsoft points.

Become a gold-thirsty ninja battling homicidal robots in the enhanced version of the original game “N,” players take on the persona of a ninja who must use deft acrobatic actions to battle robots in the futuristic world of “N+.” Play as a lone ninja or destroy the robots with a friend in Coop, Survival or Race modes.

Army of Two will throw gamers into hot spots ripped from current-day headlines where they will utilize unique TWO man strategies and tactics while seamlessly transitioning between playing with AI and a live player. EA released a 1.3Gb playable demo for Army of Two, available everywhere except Germany, allowing you to try a 2 player co-op training sessions and a mission set in Somalia.

Updated with all transfers from the last transfer window, FM 2008 for Xbox 360 utilizes Xbox Live to have different online modes to the PC game, permitting you to challenge friends to 1-on-1 matches and even host tournaments, and is a multi-region game, so European copies will work around the world. Sports Interactive has released a 260mb demo (not available in Austria, Asia, Germany and North America) on Xbox Live allowing you to play half a season with 14 teams.

Namco's popular Mr. Driller character comes to Xbox LIVE® Arcade in Mr. DRILLER Online. Featuring the same addictive single player drilling action from the classic arcade game, Mr. DRILLER Online now includes online play. Drill down through the colored blocks to meet your goal, but make sure you have enough air!

Bully: Scholarship Edition tells the story of 15-year-old Jimmy Hopkins as he experiences the highs and lows of adjusting to a new school. Eight new missions, four new school classes (biology, music, math and geography), new unlockable items and clothing, new two-player off-line minigames, new awards and Achievements.

Kingdom Under Fire: Circle of Doom is an Action RPG game where as the previous KUFire series were Action RTS titles that recreated realistic fantasy battlefields of massive scale. Circle of Doom focuses on the development of one character with easy-to-learn game system and control mechanics.

Rainbow Six Vegas 2 adds new gameplay features, stunning visuals, and a solo campaign that uses new tactical possibilities in various locations around Sin City, co-op and adversarial modes. Beginning March 28, fans 18 years and older will be able to participate in a number of online events including a 72-hour Play & Win Sweepstakes where every hour winning operatives are awarded with special prize packages.

A recent survey conducted by Netflix asked its members about their interest in the ability to stream movies to their TVs by using Microsoft's Xbox 360. While the online rentail outlet did not confirm an impending agreement with the Redwood software giant, earlier this year it already teamed up with LG Electronics to develop a set-top box to stream HD movies to TVs, and it is no secret that the Microsoft is always interested in expanding its movie library on Xbox Marketplace.

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. According an updated ESRB listing, UK developer Introversion is bringing its strategy game to Xbox Live Arcade (thanks Shack).

In Lost Cities, players draw from a pool of cards with the goal of amassing the most points and making prosperous expeditions through the various lost cities: the Himalayas, the Brazilian rain forest, the ever-shifting desert sands, ancient volcanoes and the mystifying depth's of the Oceans.

Rainbow Six Vegas 2 adds new gameplay features and even more stunning visuals. Players will encounter a solo campaign that uses new tactical possibilities in various locations around Sin City, co-op and adversarial modes, while providing unprecedented interaction between the solo and multiplayer experience.

Originally released late 2007, Halo 3 players will be able to continue the fight with Bungie's first map pack as Microsoft will released the Heroic Map Pack, three all new multiplayer maps for its recent sci-fi FPS, for free on Xbox Live coming Tuesday. As revealed earlier this week, the new Legendary map pack will launch April 15, 2008.

Dreamfall GotYE includes both the original The Longest Journey adventure and its sequel Dreamfall: The Longest Journey, allowing you to explore exotic worlds, experience powerful stories featuring gripping characters, intriguing puzzles, beautiful art direction, diverse gameplay and soaring music. On March 24 it will become an Xbox Original game and downloadable through Xbox Live.

Bully: Scholarship Edition tells the story of 15-year-old Jimmy Hopkins as he experiences the highs and lows of adjusting to a new school. Eight new missions, four new classes, new unlockable items & clothing, new two-player offline minigames, new awards and Achievements. As promised, Rockstar has released a patch to fix the freezing and framerate drop issues with the X360 edition of Bully.

At GDC 08 Lionhead's Peter Molyneux revealed Carbonated Games' crabs & roulette game Keystone would allow gamers to gain a head start on earning currency for use in Fable 2. During Major Nelson's latest podcast Molyneux revealed Wizard's Tower and Mage Dice are another two titles from the same developer that will allow gamers to make extra coin. He also revealed that everything in the game can be bought, houses, dungeons, castles, unlocking quests along the way, and as you own more property you will gain ranks from mayor to king of Albion.