Portal Stories: Mel Under Bounce

Map: st_a2_underbounce.bsp
Title: Under Bounce

This chamber has the Repulsion Gel and the Cleansing Gel and advanced Portal jumping.

Hazards

• Falling to Death
• Death Fizzler

Walkthrough

Story Mode

Chamber Part 1

• Go up the stairs to the left to get to where the Gels are falling.
• Place a portal underneath the Repulsion Gel.
• Walk back down the stairs and toward the Repulsion Gel poster and turn right.
• Place your second portal on the ceiling to cover the floor in Repulsion Gel.
• Press the Pedestal Button to drop a Cube on the raised platform.
• Jump up to the raised platform with the Repulsion Gel and take the Cube down.
• Walk to the edge of the pit across from the Pedestal Button.
• Move your second portal around the various portal surfaces in the pit to spread Repulsion Gel over as much of the pit floor as possible.
• Bounce across the pit to the ledge with the second Pedestal Button.
• Press the second Pedestal Button to disable the Death Fizzler.
• Bounce back across the pit and pick up the Cube.
• Bounce across the pit to the area previously blocked off by the Death Fizzler, making sure to bring the Cube along.
• Place your second portal on the slanted portal surface above you to get more Repulsion Gel on the floor.
• Place your first portal on the floor portal surface directly below the pit ledge.
• Pick up the Cube and jump with it into your first portal on the pit floor to fling yourself to the exit.
• Place the Cube on the Heavy Duty Super-Colliding Super Button to open the exit door.

Chamber Part 2

• Place your first portal on the floor underneath the Vital Apparatus Vent close to the Material Emancipation Grill.
• Place your second portal on the slanted portal surface.
• Press the Pedestal Button to drop a Cube through the portal.
• Stand on the Heavy Duty Super-Colliding Super Button to temporarily disable the Material Emancipation Grill, allowing the Cube to fling into the Heavy Duty Super-Colliding Super Button on the the wall behind it and drop the second Cube.
• Place the second Cube on the Heavy Duty Super-Colliding Super Button right as a flung Cube is fizzled in the Material Emancipation Grill.
• Jump on the Victory Lift quickly before the second Cube is fizzled and the Victory Lift rises.
• Once by the exit door, place your second portal on the floor at the bottom of the ledge.
• Catch the Cube when it flies up to you from the portal.
• Place the Cube on the Heavy Duty Super-Colliding Super Button beside the exit door to open it.

Advanced Mode

Chamber Part 1

• Walk through the Material Emancipation Grill to the right.
• Press the Pedestal Button on the right to drop a Cube on the raised platform.
• Walk to the edge of the pit beside the Pedestal Button on the left.
• Place both portals on the pit floor; one directly below you and one beside the platform with the Pedestal Button on the other side of the pit.
• Jump through the portal to fling yourself up to the other platform.
• Press the Pedestal Button to disable the Death Fizzler.
• Jump back through the portal to return to the first area.
• Walk back through the Material Emancipation Grill and up the stairs across from it to where the Gels are falling.
• Place a portal underneath the Repulsion Gel.
• Walk to the edge of the platform past the Cleansing Gel.
• Place your second portal on the slanted portal surface to your right to get Repulsion Gel on the floor below it.
• Drop through your first portal, making sure to hold your crouch key so the Repulsion Gel doesn't bounce you off the platform.
• Move your second portal around the various portal surfaces in the pit to spread Repulsion Gel over as much of the pit floor as possible.
• Bounce across the pit to the area with the two Pedestal Buttons.
• Place your second portal on the ceiling to cover the floor in Repulsion Gel.
• Press the Pedestal Button on the left to temporarily disable the Material Emancipation Grill blocking off the raised platform with the Cube.
• Jump up to the raised platform with the Repulsion Gel and take the Cube down before the Material Emancipation Grill turns back on.
• Bounce across the pit to the area previously blocked off by the Death Fizzler, making sure to bring the Cube along.
• Place a portal on the slanted portal surface above you.
• Place your other portal on the floor portal surface directly below the pit ledge.
• Pick up the Cube and jump with it into your first portal on the pit floor to fling yourself to the exit.
• Place the Cube on the Heavy Duty Super-Colliding Super Button to open the exit door.

Chamber Part 2

• Place your first portal on the floor underneath the Vital Apparatus Vent close to the Material Emancipation Grill.
• Place your second portal on the slanted portal surface.
• Press the Pedestal Button to drop a Cube through the portal.
• Stand on the Heavy Duty Super-Colliding Super Button to temporarily disable the Material Emancipation Grill, allowing the Cube to fling into the Heavy Duty Super-Colliding Super Button on the the wall behind it and drop the second Cube.
• Place the second Cube on the Heavy Duty Super-Colliding Super Button right as a flung Cube is fizzled in the Material Emancipation Grill.
• Jump on the Victory Lift quickly before the second Cube is fizzled and the Victory Lift rises.
• Once by the exit door, place your second portal on the floor at the bottom of the ledge.
• Catch the Cube when it flies up to you from the portal.
• Place the Cube on the Heavy Duty Super-Colliding Super Button beside the exit door to open it.

Video walkthrough

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Trivia

Painted lonewolf2056

A goat found in an inaccesible part of this map

• A painted "LoneWolf2056" can be found.
• In many inaccessible areas around the maps, stock & un-textured models of goats can be found. According to the developers, goats became a running gag during development, leading to the placement of the models for fun. One of them is found in this chamber.
• The music played during this chamber is known as Testing Begins.
• The second part of this chamber is unchanged between Story Mode and Advanced Mode.