Portal 2 Co-op Walkthrough Video Guide (PC, Xbox 360, PS3)

Chapter 6: Mobility Gels Tests

Levels 1 to 4

Chamber 1

Player blue will need to shoot and place their first blue portal at the top white wall and shoot their purple portal at the white floor. Player orange will need to follow player blue through the portals. As they are falling, both players will need to aim for the jumping pad. This will make them land onto the catwalk. Proceed down the catwalk and to the left. Player orange will then need to head over to the orange button, player blue will need to stand on the opening to the chamber.

Player blue will need to fire their blue portal on the white wall and their purple portal on the lone wall above the white wall. Head over to the blue button. This will cause blue jumping gel start to fall. Player blue will then need to push the button, this will lower the platform for player orange to jump onto. Once player orange has got to the top, they will need to press the button to release some more gel, player blue will need to jump onto the platform and head to the top. Player blue will need to shoot a blue portal at the white wall, and then shoot a purple portal on the white floor near player orange. This will allow them to met up with one another. Head through to the exit to finish this chamber.

Chamber 2

To start off, player blue will need to shoot and place their first portal below the gel pipe, they will then need to shoot their second portal on the sloped panel located on the top left hand corner. Player blue will then need to head over and press the button. Head over to where you shot your portal and use the gel to get up onto the platform. You will see the grill in front of you, you will need to shoot a portal on the white panel behind the grill, then shoot the second portal on the white platform below.

Player orange will then need to shoot their portal below the gel pipe and another portal on the white panel above the force field. Player orange will then need to push the button. Player blue will then need to move the portal on the ground to the panel on the side of the wall. Once there is blue gel on the floor they will need to shoot another portal back onto the white panel on the floor to let some gel out. (player orange will need to press the button once again). Player orange will then need to met up with player blue and head over to the large red button, this will extend the platforms ahead. Player blue will need to launch themselves off the ledge and jump on the two patches of jumping gel to get to the other platform.

Player blue will then need to shoot a blue portal on the white panel to the right, and shooting the other portal behind player orange where the tractor beam is. This panel is located behind the mesh. Player orange will then need to make their way across. Once both players have met up with one another again, they will be able to head to the exit.

Chamber 3

Player blue will need to shoot their first portal at the end of the light bridge, turning around blue will need to shoot their second portal on the furthest white lone panel on the right hand side. Player orange will then need to shoot their orange portal at the end of the light bridge their second portal will need to be placed on the last wall on the opposite side. Player blue will need to push the switch. This will cause some gel to spill onto the light bridge. Head over to the gel and use it to get to the platform. Player orange will need to follow player blue.

When the players get to the next area, player blue will need to shoot their portal at the panel on the right where the light bridge finishes, the second portal will need to be shot on the panel to the left hand side. Player orange will then need to make their way over the new light bridge and through the force field. They will need to shoot a portal straight in front of them and the second portal to the left. Player blue will then need to hit the button, this will spill gel on he bridge allowing orange to jump to the upper platform. Player orange will then need to shoot a portal on the ceiling above the start of the bridge and the second portal right below the gel pipe. Player blue will then need to press the button again and the gel will spill onto the light bridge allowing player blue to jump up to the upper platform which orange is on. Head to the exit to finish this chamber.

Chamber 4

Player blue will first need to shoot their portals on the sloped platforms and press the button. This will allow the blue jumping gel to flow out of the portals. The player will need to keep replacing the angled portal to cover both of the walls with the blue gel. Once player blue has covered the walls. They will need to portal up to the upper platform. Player orange will then need to shoot their orange platform below player blue, they will also need to shoot the portal on the two gel walls. Player blue will then need to jump through the portal and bounce their way up the gel covered walls to get to the next section. Player blue will need to do the same for player orange, this will allow player orange to reunite with player blue.

Once both players arrive in the next section. Player orange will need to place an orange portal at the end of the bridge, they will also need to place a portal at the panel at the end. Player blue will then need to head across the light bridge and through the force field. They will need to shoot their portal below the gel pipe, they will need to shoot their second portal on the sloped wall above. Player orange will then need to hit the button. Player blue will need shoot the other panels with portals. This will allow the panels to get covered with the blue gel. Player blue will need to bounce between the walls to head to get to the top.

Once player blue has reached the top, they will need to place a portal below the gel pipe, turning around the player will need to go to the edge that is over looking the main area, they will need to look left and place a portal on the sloped white panel. Player orange will need to press the button once again to get the blue gel flowing. Player orange will then need to shoot an orange portal at the upward sloped panel. Player blue will then need to shoot a purple portal on the opposite white panel. Player orange will then need to hit the button, player blue will then need to shoot a portal on the angled panel that you placed a portal on before the last panel. Player orange will then need to hit the button once again. Once the wall and the bridge is completely covered in gel, player orange will be able to bounce between them. This will being the player to meet up with player blue. Then head to the exit to finish this chamber.

Levels 5 to 7

Chamber 5

Player blue will need to shoot their blue portal on the wall and the purple portal on the lone white floor near the button. The ramp will then be covered in orange gel. Player orange will need to head up the ramp and press the button on the other side. As player blue speeds over the ramp the cube should drop into their hands. Player blue will need to take the cube and place it onto the switch. Heading through the force field and down the catwalk.

Once both players are in the next area, both players will need to drop themselves down off the platform, player orange will need to place the portals so the hole area gets covered in orange gel. You must cover the two rooms as well. The two smaller rooms numbered “1” and “2”,player blue will need to shoot their portal at the top panel of room two and they will need to shoot the second portal on the right hand wall of room one. Player orange will need to place their portals to allow player blue to drop into room two. Player orange will then need to place their portals on both sides of the second room. This will allow player blue to accelerate whilst player orange waits for the spiked plates to reach the top. Once they have reached the top, player orange must then shoot their exit portal at the sloped platform, this will allow player blue to fly across the gap.

Player blue will then need to do the exact same for player orange. Both of the players will then need to head over and stand on the buttons. This will release the cube. Place the cube onto the red button and you will be able to make your way to the exit to complete this chamber.

Chamber 6

Player blue will need to shoot their portals under the orange gel pipes on the sloped platforms and press the button. This will shoot gel onto the platform opposite. Player orange will then need to use portals to get across to the platform where the orange gel was just placed. Player blue will then need to place portals on the sloped platform and on the elevated white platform below. Player blue will then need to stand next to the switch and start a count down. (this is the best way) when the timer says go, player blue will need to fire a portal and player orange will need to start to run!

Once player orange has the cube, player blue will need to place a purple portal on one of the sloped platforms located below, once player orange has gone through the purple portal, player blue will need to shoot their blue portal on the other square platform located below. Player orange will need to use the cube to destroy all the enemy turrets. Once all the turrets have been taken down, both players will need to meet up with one another at the start of the section.

Player blue will then need to shoot portals on the sloped platform opposite the orange gel pipe and shoot another portal on the sloped platform across from the exit. Both players will need to head though the portals to finish this chamber!

Chamber 7

The players will need to shoot portal under the gel pipes and exit portals on the panels. Next the players will need to shoot their portals on the panels above to cover the area in orange gel. Player orange will then need to shoot two portals on the panels that are close together. Player blue will need to run between these portals. Player orange will then need to head to the button that extend the platforms and press it. Player orange will then need to run across the orange gel, they will then need to shoot their exit portal on the angled platform on the upper level. This will bring blue to the newly extended platform. Plater orange will need to push a cube switch which player blue will catch. Player blue will then need to place the cube on the large red button, head to the exit.

Level 8

Chamber 8

Player blue will need to shoot their portals on the sloped platforms. Player orange will need to jump across into the force field. Player orange will need to place portals onto the orange gel pipe and on the sloped panel located in the room. Player blue will need to hit the switch to release the gel. They will then need to run across the orange gel and use the jumping gel to get to the platform located in the distance. Player orange will need to follow. Head through the doorway and into the next area.

Player blue will need to place a portal off the platform, this portal will need to be to the left hand side of the entrance. Player orange will need to place their portal past the rubble and another portal close by, this will take them down the stairs. Once at the bottom of the stairs, player orange will need to place another platform to get back to the top. Player blue will need to shoot their exit portal on the angled platform where the portal was previous. Player blue will need to make their way back through player oranges portal, player blue will then need to jump off the ledge and into their first shot portal located on the bottom white platform.

Both players have now made it into the Human Vault. Both player will need to head to the right and make their way through the force field. Player blue will need to shoot a portal under the orange gel pipe, then shoot two more portals on the panels with the hazard logo on. Head on back and press the button. You will need to cover the floor with orange gel. Then player blue will need to shoot one portal on the wall and another portal on the ground to the left hand side. Player blue will need to head through the portal, this will cause them to be flying into the air. When you get to the highest point in your jump, the player blue will need to shoot a portal on the white panel. Then player blue will need to shoot a portal to the left on the white platform and another portal below the gel pipe. Player blue will need to go and push the switch close by, this will release a box, player orange will then need to press the button. This will cause the gel to slide down the orange gel. Player orange will need to make their way through player blues portal. This will bring both player back with one another.

Player blue will need to shoot a portal on the panel located on the other side of the gap, and shoot a portal on the white panel on the left. The players will see an arrow on the wall. Player blue will need to shoot a portal on the white wall. Once player blue has shot the portal, they will need to turn around and shoot another portal. Take the cube through the portal and drop it onto the slope. The player will need to be quick to get back through the portal. The players will then need to head over the platforms that are raising. They will need to go over and push the buttons at the same time.

This will cause orange gel to be splashed onto the path. The players will see a door open to the left. Shoot a portal on the panel near the newly opened door and another portal on the white panel next to you.

Once you have made it into the next section, player blue will need to shoot a portal below the tractor been located on the right hand side and shoot another portal above the entrance. Player orange will need to shoot portals below the gel pipe and on the ceiling. Hitting the switch, player orange will need to make their way though the force field, player blue will need to stand on the button to raise the panel. Player orange will need to shoot a portal on the new panel and on the high right hand panel. Player blue will then need to jump off the button, this will cause gel to fall onto the turrets, this will turn the turrets into bouncing balls. Both of the players will now need to jump between the blue gel walls to get to the other side.

Player blue will then need to head up to the upper platform, when at the end of the platform, player blue will need to shoot a portal at the bottom of the tractor beam. (orange will need to wait around for a bit). Player blue will then need to stand on the button and fire an exit portal on the newly flipped panel. Player orange will then be able to bounce and place a portal below themselves and a portal above on the white panel. This will cause player orange to be at the tractor beam. Player orange will then be able to press the button, this will cause blue gel to fall. Player blue will need to head back across the blue walls and head to the volt. Placing portals on the same panels when you first came into the next section. Head across the orange gel and bounce off the blue gel to get to the vault.

Once you’re both standing in front of the Vault door, GLaDOS suggests you will need to do something only a human would do. The solution is to stand in front of the Vault lock and do a little dance or hug your friend! Congratulations, you have opened up the Human Vault door!

Ending & Credits

Thanks to xSageClan for the co-op walkthrough videos.

We’ll make our own version of the co-op walkthrough soon.

Co-op Friends List

This list is for people who want to play the online cooperative campaign together. Leave your own Steam Username, Xbox Live Gamertag or PlayStation Network ID in the comments below to be added! Be sure to add your system of choice behind your username. It’ll make it easier for everyone to join up with fellow gamers looking for a co-op partner. Then you two just need to decide who’s going to be ATLAS (the round robot called Blue) or Pea-body (the tall robot called Orange).

1. Bulge Head (Xbox 360) — “I wanna play p2 co-op if ur interested just message me.”
2. USERNAME (Steam, Xbox 360 or PS3) — “Need someone to play the co-op campaign!”
Newest usernames are added at the bottom.

Please comment if you have any questions or to say “Hi!” Thanks for visiting!