Centipede: Infestation may not have been the updated Centipede game we hoped for, but it seemed like a decent twin stick co-op shooter.  The game has been out a while now, but if you haven't unlocked everything yet we've got a handful of cheat codes to help you get over the final hurdles in the game - or - create a bigger challenge for yourself.  

If you are playing the PC version of Dead Island, the patch that was recently released for the game has a nasty side effect - it makes your saved games unplayable.  Deep Silver said they tried every avenue to avoid this, but it simply wasn't possible.  Instead there is a small work around available.  While you won't get your weapons and items - you can retain your story progress.

We break down the common co-op questions and pass on some tips for Dead Island.

The Co-Optimus staff spent a good chunk of this past weekend enjoying F.E.A.R. 3.  The game not only offers a two player cooperative campaign, but two separate co-op survival modes in Contractions and F**king Run.  During our play time we discovered slowly began to gel and learn some tips and tricks to surviving longer and longer.  

If you haven't beaten the single player campaign in Call of Duty: Black Ops - you'd only have one zombie map at your disposal for the four player co-op survival mode.  If you didn't take the time to explore the menu area of the game, you'd also be missing out on the game's other co-op mode - Dead Ops Arcade - a top down shooter.  Lucky for you, this weekend Activision is unlocking both of those options for a limited time.

It seems like just a few weeks ago we were knee deep in Starcraft 2 news, and the launch was just around the corner.  In fact, it was just a few weeks ago.  Now that the long, long-anticipated title has finally hit store shelves and internet tubes everywhere, the cascade of Starcraft 2 news has died down.  Today, though, we have another tiny morsel of SC2 info, straight from Blizzard.

There's a crazy glitch in the Crackdown 2 demo that will allow you to play as long as you want without hitting that pesky 30 minute time limit.  Even better - the glitch will work for a co-op game.

As I worked my way through Trine, I became deeply engrossed in the game.  I never found it very difficult, at least not the combat, but felt challenged enough to enjoy it.  I'm not one to cheat in games, but I accidently discovered a cheat code in Trine that not only partially ruined the experience for me, it made the game crash!

Star trek D-A-C hit XBLA, PSN, and PC this week, featuring cool co-op outer space battles.  I've not had time to sit down with it yet, but I have to say the graphics, at least, look spectacular. 

So, you picked up Gitar Hero World Tour, and had your buddies over for some co-op head banging action.  Imagine your disappointment when a mere trifle of the game's 84 tracks are available from the get go.  Worry no longer, folks, there's hope yet.  A cheat code is available that allows all the songs to be selected.  This code must be entered from the Options > Cheats > Enter Cheat menu:

Were you one of those folks that decided to exploit the system in the Fable 2 Pub Games Xbox Live Arcade game?  You know, so when you fired up Fable 2 for the first time and decided to transfer your Pub Games gold to your real game you'd be instantly rich, wealthy, and sexy?  If so, you may be in for a surprise, at least according to the latest IGN preview with Peter Molyneaux.  What exactly that surprise is, we aren't sure, but according to Molyenaux the glitch was no accident, and there will be some consequence. 

Want to know a quick and dirty way to unlock a song list worthy of a rock superstar?  The creators of Rock Band 2 have included a cheat that allows just that.  The MTV Multiplayer blog has the details on the exact method.

Last week Lionhead's Fable 2 Pub Games were made available via Xbox Live.  While the games themselves will set you back 800 MS Points, those that pre-order the title receive them for free.  The games themselves don't offer any sort of co-op, but what happens in Pub Games is completely transferable to the 2 player co-op Fable 2 game when it's released in October.