The screenshots continue to roll in for the four player co-op Dynasty Warriors Strikeforce, which hits next month on the Xbox 360 and PlayStation 3.

Today's the day to grab Death by Cube in all it's killer polygonal glory.  It's out on Xbox Live for 800  and features 8 player co-op play.  The latest trailer we just got makes the game look quite chaotic, frantic, and messy.  

It's always interesting to see some unique form of cooperative play pop up, such as that which is coming in TweetDefense.  The iPhone and iPod Touch game mashes up zombie survival modes with the tower defense genre and throws in Twitter for good measure.  Twitter?  Yes THAT Twitter.

America has a tradition of Monday nights being all about NFL football, but developer Uber Entertainment wants to change all that - they want Mondays to be about combat.

We mentioned some time back that an Xbox LIVE Arcade port of the PC indie hit Zeno Clash was in the works and that this version would include, among a few other features, the ability to play the game co-operatively.  ACE Team, the studio behind the game's development, recently revealed a few more details about this port to VG247.com, including what to expect regarding the game's co-op mode.

If you didn't pre-order the Army of Two: The 40th Day, you're probably missing a code to access the four player co-op extraction mode. Don't worry, we have you covered. We're kicking off the latest contest with 30 keys to giveaway to prep for our Xbox Live co-op night next week. Read on to win.

Oh Internet!  Is there nothing you can't provide?  The latest bushel of wholesome goodness to be thrown from your large bosom is leaked footage from the upcoming Halo Reach Beta.  Oh yes!  Be titillated by the new, almost Asian inspired, soundtrack.  Stare at the loading screen and ponder what Murder Mode is.  And then, well then watch as the guy quickly covers the camera and we hear some in game background chatter going on.  Seems almost intentional, no? 

Rumor has it that the hi-def Perfect Dark port headed to the Xbox Live Arcade is almost ready, and should hit virtual shelves in February. Furthermore, the rumor states that a price of 1200 MS Points ($15 USD) has been set.

On the Download is a new feature from Co-Optimus that wants to get you in on the low down for downloadable games. The meat of this feature will cover an experience with a current co-op downloadable game or DLC for a co-op game that I've played recently with friends.

Metal Slug XX has officially promised lots of bullets, lots of explosions, and lots of characters. Sticking with the 2D classic graphics by SNK, being brought to us by Atlus, Metal Slug XX (pronounced "double x") will be arriving to the U.S. late February complete with ad-hoc co-op for $19.99. With an approaching release, we get our first formal look at the available characters and specialties for Metal Slug XX.

As more and more news comes in about Crackdown 2, we here at Co-Optimus are often left with just one single question: when, exactly, are we going to get our co-op loving hands on the title?  It seems we're not the only ones that have been asking, as IGN UK asked a similar question to the game's producer, James Cope, and got the following response:

We've gone ahead and updated our review of Serious Sam HD: The First Encounter to include impressions and thoughts on the recently released Xbox Live Arcade version.