PORTAL 2 [CO-OP CAMPAIGN] | Game Grumps [FULL PLAYTHROUGH]

This video was discovered through MyVideoLibrary, a public long-form video discovery platform using official YouTube embeds.

Portal 2 [CO-OP CAMPAIGN] aired on Game Grumps from Jan 2, 2016 - Mar 8, 2016. Watch the original episodes here: ********************************************* Game Grumps is a comedy gaming show hosted by Arin Hanson and Dan Avidan. We publish daily episodes on Game Grumps, and weekly episodes on our live channel ! Game Grumps is a game publisher. It's a touring act. But most importantly, it's a group of people excited about creating literally anything. We're always working on something new and exciting, and we can't wait for you to see what's next.