Challenge yourself with four levels of difficultly from easy to fiendish. Relax with a quiet Sudoku challenge or experience the first ever multiplayer Sudoku competitions. Complete with animated background themes, time goals, music and sound, this is the game that introduces PSP to serious Sudoku players - on the Go!

Matrix Games is delighted to announce that its exciting new sports simulation, PureSim Baseball 2005 Gold Edition, is now available for sale through the Matrix Games Online Store. The digital download version is available immediately for $29.99 with a $39.99 boxed game to follow later this week.

After yesterday's unveiling, id Software and Activision confirmed at Microsoft's X05 event in Amsterdam that the newest installment in the legendary Wolfenstein series is being developed for the X360 and PC.

Midway Games today announced the launch of the official Earth 2160 U.S. Web site. Gamers can now go online to view faction profiles, unit descriptions, storyline details, trailers and more for the anticipated real-time strategy game from Reality Pump Studios. The Web site also features a link to pre-order Earth 2160 and receive a bonus DVD with eight additional maps and a retail version of Earth 2150.

Aspyr Media and Wideload Games today announced that the Xbox version of their upcoming Stubbs the Zombie game has gone gold. The game will hit stores in late October at a SRP of $49.99.

Stream Theory today announced that it has signed a worldwide content provider agreement with Hip Interactive Europe, giving Stream Theory the license to popular PC games including the recently released Stolen and CT Special Forces: Fire For Effect as well as the upcoming release Garfield: Saving Arlene.

Eidos Interactive today formally announces that Lara Croft Tomb Raider: Legend is in development for both the Xbox 360 and Xbox. Delivering new gameplay content and unbelievable visuals that take full advantage of the new hardware system, Lara’s premiere on Xbox is grounded in the series’ tomb raiding roots.

From the very shores of molten lava where he defeated Anakin Skywalker, Obi-Wan guides players on quests that span the planet Mustafar – some of which might even convert devotees of the dark side over to a more virtuous path.

Warner Bros. has set The Shield co-executive producer Kurt Sutter to write "Species X," a drama about a police detective who realizes he might be from another world. WB Interactive Entertainment will simultaneously develop a The Condemned: Criminal Origins sequel based on the concept. It is an unusual occurrence, since movies and vidgames usually cross-pollinate when one is a hit and the other is little more than an adaptation.

X05 is being held today, and here is a deluge of screens from Ubisoft's upcoming Xbox/X360 titles that are being presented:

• The Sims 2
• From Russia with Love
• Half-Life 2