Developed by Ubisoft Montreal, known for Assassin's Creed, Prince of Persia is opening a new chapter in the Prince of Persia universe, featuring a new breed of gameplay. Revealed last week, the game is poised to rejuvenate the action-adventure genre in addition to introducing a brand-new illustrative art style.

Warhammer Online: Age of Reckoning will bring Games Workshop's fantasy world to life in a way that will allow players to create characters destined for great deeds and glory on the field of battle.

Bethesda parent company ZeniMax Media Inc. announced it has begun direct publishing operations in Asia through its Tokyo-based subsidiary, through which it will publish titles under the Bethesda brand, starting with Star Trek: Conquest, Star Trek: Legacy, and Fallout 3, as well as 3rd party games, including Bully (PS2), Bully SE (X360), and MLB 2K8.

Deca Sports, known in some parts of Europe as Sports Island, is an athletic offering, pulling together ten sporting events and pushing the player to their limits, fully using the Nunchuk/Wiimote to control your Mii like characters, including multiplayer.

An expansion to Warhammer: Mark of Chaos for the PC, Warhammer: Mark of Chaos - Battle March builds upon the game's tactical foundation to offer new units for each army as well as an original campaign and new online modes. The Xbox 360 version, a standalone game that also include the original content from Warhammer: Mark of Chaos, is scheduled for later this year.

Check out the following new screens and trailers from Sierra entertainment's Spring Event 2008 lineup:

• 'Assault Heroes 2' (X360) - Facts, Features, Screens & Trailer
• 'Ghostbusters: The Videogame' (ALL) - 6 New Screens
• '50 Cent: Blood on the Sand' (PS3/X360) - 5 New Screens & Trailer
• 'Prototype' (PS3/X360/PC) - 2 New Trailers
• 'The Bourne Conspiracy' (PS3/X360) - 8 New Screens
• 'The Legend of Spyro: Dawn of the Dragon' (ALL) Announced - Screens
• 'Crash Bandicoot: Mind over Mutant' (ALL) Announced - Screens
• 'Zombie Wranglers' (X360) Announced - Screens
• 'Sea Life Safari' (X360) Announced - Screens
• 'World in Conflict: Soviet Assault' (PS3/X360/PC) - 15 New Screens

Monster Madness: Grave Danger follows in the footsteps of Monster Madness: Battle for Suburbia with 4 player co-op gameplay, an all new polished look and a number of new/improved features. Based on fan feedback from the original every Zombie, Werewolf and Vampire has been recalled to square one.

East Carolina University reveals the results of a 6-month randomized, controlled study that confirms positive health benefits of so-called "casual" video games, such as Bejeweled 2, Peggle and Bookworm Adventures.

Sierra announced The Legend of Spyro: Dawn of the Dragon, the third chapter in the popular Legend of Spyro trilogy. Reprising their roles as the characters of Spyro and his mentor Ignitus, are Elijah Wood (Frodo Baggins in The Lord of the Rings trilogy) and Gary Oldman (Sirius Black from the Harry Potter films), as well as Christina Ricci, Blair Underwood, Mark Hamill and Wayne Brady, rounding out an all-star voice cast.

Valve's physics-focused puzzle game Portal has been denied access to Xbox Live Arcade according to Valve marketing director Doug Lombardi. Currently part of the Orange Box, Microsoft was approached to have Portal downloadable through XBLA but turned it down due to "size limit and all kinds of other things," although Doug did say it might be possible somewhere down the line, "I think it's a trade-off, we'll see it one day."