In this level of the ambitious Portal mod, you finally get access to orange portals.

In this chapter, you’ll have both portals to make solving the puzzles a little bit easier.

That being said, Portal: Revolution introduces new elements to keep you on your toes.

A screenshot from Portal Revolution showing the player character standing on a metal grated surface while looking towards an exit with an energy field past it.

Then,grab the cube and place it on the big red buttonto initiate the exit.

This willcause them to fall into each otheruntil they’re both knocked over.

Jump back to the ground andshoot a portal on the red Xabove the raised platform where the turret was.

A screenshot from Portal Revolution shows the player character moving blue goo with a tractor beam

Shoot theopposite color on the ground and go through itso you land on the raised platform.

Jump over to where the cube is located andpick it upbeforetaking it back to the first platform.

Jump across the platforms andgo through the exitinto the next testing area.

A screenshot from Portal: Revolution showing the player character aiming the Portal gun at a red X on the ceiling above a raised platform.

Go through and thenget on the elevator.

Then step off the button and allow the gel to be launched to the edge of the pathway.

Next,use the tractor beam to catch the ballfalling in the water andbring it backto you.

A screenshot from Portal Revolution showing the player aiming the portal gun above some turrets on a raised platform on the opposite side of the room.

Drop it on the button.

Gowalk into the tractor beamand wait until you’re pulled to the highest point.

Then,shoot the opposite color of the portal under youacross from the gel.

A screenshot from Portal: Revolution showing the player character looking at a red button with a portal on the far opposite wall and gel falling on a floor across a gap.

This time,drop the gel when it goes over the ballto cause it to bounce.

While falling,shoot the portal you just used on the slanted wallto launch across the room.

Press the button on the other side of the roomto raise the square floorfrom the water under the dispenser.

A screenshot from Portal: Revolution showing the player character looking at two portals on slanted walls, with a cube in the air being thrown from the portal

Once on the grated area,shoot one portal on the nearby slanted wallandone on the ground.

This will launch the cube and create a loop going through the cleansing field.

Once the cube lands next to you,place it on the buttonto activate the exit door.

A screenshot from Portal Revolution showing the player character holding a storage cube looking through an orange portal with a door open above it.

Go through the energy field in front of you and activate the switch to turn off the power.

Then,go back through the deactivated energy fieldandshoot a portal on the upper levelon the left.

Shoot the opposite color on the same side of the energy fieldas the power switch.

A screenshot from Portal Revolution showing the player character aiming their portal at a launcher with blue and orange portals seen in the distance.

Thenturn the power back on, go through, anddispense a cube before taking it with you back.

Turn the power off,place the cube on the button, thenturn the power back on.

When the door opens,shoot a portal throughandthen turn off the power.

A screenshot from Portal Revolution showing the player standing in the Crisis Core room with the big red button

Then, go back through andturn the power on.

Shoot one portal on the groundandthe other on the wall sticking out.

Go through both tolaunch yourself across the roomand to the exit door.

Portal Revolution Portal Gun On A Stand-1

You’ll need tojump over the gapinto them.

Step on the launcher to bethrown into one portal and out the other.

Once you’ve landed,press the button to drop a cubeand have it go through the same process.

Portal 2

Take the cube down a level and place it there beforeturning off the power.

Shoot a portal on a wall near youandone on the wall near the start.

Turn on the power to launch the cubethrough the portals andonto the button.

Next,shoot a portal on the slanted wall near youand thenone at the startbefore going through.

Take note of which portal is behind you andshoot it at the wall in front of the launcher.

Step on the launcher andbe flung into the exit door.

Continuewalking past the brief PowerPointand thenfollow the path through the energy field.

When you’reasked to step inside the specimen chamber, do so.