As Portal 2 passes three weeks since its release, now is the time to look back on cooperative play and see how it has held up. As a GeekDad who does not yet have children of video game-playing age, I ...

"We have no plans for [3D or Move] in this game right now." Clearly, Valve are keeping the big guns for Half Life 3. In all seriousness, I'm a little disappointed there's no Move support. Admittedly, ...

It's been an exciting couple days at PAX, especially if you're a Portal 2 fan! We're following up the co-op campaign screenshots released yesterday - with actual footage from the co-op Portal 2 ...

Portal 2 features a separate two-player co-operative campaign, playable over the internet, and new gameplay features include physics-changing paint. That's according to various reports and scans that ...

This extended trailer for Portal 2's co-op mode, shown to attendees at PAX 2010 behind closed doors, adds narration from GLaDOS. I'm sure you've seen the two loveable robots before, but this video ...

GameSpot may get a commission from retail offers. According to GLaDOS, Portal 2's dry-witted antagonist, scientific achievement is all about cooperation. That's why one of history's greatest ...

To start, one player will need to portal up to the upper platform and press the button there to release the repulsion gel. Once it is on the ground, hop down to the button on the floor and it will ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Valve just released a mostly cinematic trailer showing off Portal 2's new co-op play, where you ...

We may earn a commission from links on this page. At the Penny Arcade Expo out here in Seattle, Valve Software is showing some Portal 2 co-op in action. I got to see four basic levels from what ...

Valve has released the newest Portal 2 co-operative trailer, featuring the two robots we've seen time and time again... but now, they have names! They are Atlas, the short, round, blue-eyed one, and P ...

To anyone who has been following Valve Software's viral marketing campaign inside Portal--comprehensively chronicled by Bit-Tech--the announcement of Portal 2 should come as no surprise. Today, the ...

For the first part of the chamber, it is pretty straight forward. Have one player use the portals to direct the light bridge and then have the second player take over when dropping onto the first ...