Shinobi is an arcade-style action game where you control a ninja who frees hostages and fights members of a criminal organization using a variety of weapons such as shuriken stars, using special moves, and slashing thugs with a katana sword. Originally released in 1989 on SNES/C64 by SEGA, a new ESRB listing has it coming to Xbox 360, presumably as an Xbox Live Arcade title.

Braid is a unique 2-D puzzle-platform experience that bends all the rules with the manipulation of time. Braid plays with the conventions of video games while posing truly challenging puzzles for the platform gamer.

A witch with powers beyond the comprehension of mere mortals, Bayonetta faces off against countless angelic enemies, many reaching epic proportions. With magnificent over-the-top action and outlandish finishing moves that are performed with balletic grace, Bayonetta brings to life some fast-paced, dynamic climax combat.

Killzone 2 throws players back into the midst of a hostile and dramatic ongoing battle between the ISA and Helghast army, delivering intense warfare with lifelike character animations, detailed and destructible environments, realistic physics, and advanced levels of AI. The DLC includes 2 new multiplayer maps (Wasteland Bullet and Vekta Cruiser), scheduled for late April.

Celebrating the 5th anniversary of People Can Fly's Painkiller, JoWood announced Painkiller: Resurrection. In Painkiller: Resurrection you play William 'Wild Bill' Sherman, an ex CIA Agent and specialist for dangerous missions in the Black Ops Special Unit has a big problem: during his last job, he has managed to not only kill the head of an illegal drug operation and a slew of innocent civilians, but himself in a fatal mistake.

Set 50 years after the climactic events of the original Red Faction, this third-person, open-world action-shooter will return to Mars and once again redefine the limits of destruction-based gameplay. Users with a European XBL/PSN account can claim their free key over at THQ (sign-up required) and start downloading the demo early...

Champions Online is an MMORPG based on the popular pen-and-paper Champions RPG, giving players the power of total customization of their hero experience while they explore a vast universe of richly detailed 3D environments.

COD: World at War changes the rules of engagement by redefining WWII gaming and thrusting players into the final tension-filled, unforgiving battles against a new ferocious enemy in the most dangerous and suspenseful action ever seen.

Another day, another batch of game trailers was released. Instead of giving them all their own posts, we grouped them, and so far there are trailers for:

• Monster Hunter Freedom Unite [PSP] - Phenomenon Trailer
• Crime Scene [NDS] - Trailer
• DemiGod [PC] - Queen of Thorns Trailer
• Jumpgate Evolution [PC] - Making Of Trailer #1
• Battlestations: Pacific [ALL] - Attract Mode Trailer
• X-Men Origins: Wolverine [ALL] - Behind the Scenes Trailer #2
• Zeno Clash [PC] - The Corwid of The Free Trailer
• Invincible Tiger: The Legend of Han Tao [PS3/X360] - Trailer
• 
  We will update this throughout the day when new trailers become available. Read more for download links ...

Batman: Arkham Asylum is a 3rd-person action game powered by the Unreal Engine 3, with a dark and gritty setting reminiscent of Bioshock. A few weeks ago, we revealed a $100 Batman collector's edition, which has now been confirmed.

Speed Zone is a furiously fast and silky smooth futuristic racing game, running at a bar-raising 60 frames per second with terrains set on colorful planets, floating asteroids, and space stations. Speed Zone features three core game modes - Solo, Race, and Battle – each with multiple goals and a progressive, level-unlock structure.

Strong Bad's Cool Game for Attractive People is a story-driven series with a comic spin based on Matt and Mike Chapman's online animated series. The player uncovers each episode's comedic plot through character interaction, dialogue-based puzzles, and the use/abuse of inventory items. WiiWare sales of Strong Bad's Cool Game for Attractive People have more than doubled since Nintendo's new storage solution was unveiled at GDC 09.

Sony has rolled out new PlayStation Store content, starting with PULSE 4/9 Edition (free), Rag Doll Kung Fu: Fists of Plastic ($9.99), Flock!($14.99), LittleBigPlanet Rag Doll Kung Fu Costume Pack ($5.99), song packs for Guitar Hero World Tour, and Rock Band, demos for Flock and Sonic’s Ultimate Genesis Collection, as well as the usual game/movie trailers and PS3 themes.

Vogster Interactive's CrimeCraft, powered by the Unreal Engine 3, is an MMO that combines the action of a tactical shooter with the strategy of an RPG. Set in a modern world you take part in the political, economical and social life of a big city.

Turn down the lights, crank up the amps and prepare to command center stage as some of the most famous AND infamous tracks from previous Guitar Hero titles. Step into the spotlight in the most epic, full band jam session to date — Guitar Hero Smash Hits. Fans can now cast their votes online to determine the order in which songs will be revealed.

Paradox Interactive's 4X strategy game Lost Empire: Immortals is set in space featuring six playable races, each with their own compelling storyline who battle for domination of a vast empire.

Midnight Club: Los Angeles provides a seamless environment for everyone who loves to compete, with no tracks, and no rules, allowing players to race who they want, when they want, and where they want in a recreation of LA.

Guitar Hero: World Tour will feature guitar, vocals, drums, the ability to create your own songs (and upload them on GHTunes), four-player on/offline co-op, and an eight-player battle of the bands multiplayer mode (4vs4).

Deca Sports 2, known in some parts of Europe as Sports Island 2, 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.

The Chronicles of Riddick: Assault on Dark Athena, a hi–def re-imagined version of 2004's Escape from Butcher Bay, features an entirely new chapter in the Riddick Saga and for the first time, intense online multiplayer combat. Reminiscent of the Spore debacle, the Starbreeze and Atari forums are on fire with fans complaining about the irrevocable three-installation limit caused by the copy protection, leading to gamers writing scathing reviews on Amazon (thanks Blues).