Up and Down

From The Talos Principle Wiki
Up and Down
Identifier: North 3-6
Area: Lost Marshes
Puzzle Type: Main
Previous Puzzle: Twice
Next Puzzle: Propulsion

Up and Down is the sixth main puzzle in the Lost Marshes area of The Talos Principle 2.

Puzzle elements


When you enter the puzzle, you find yourself in a large open room with many elements.

  • There is an angled fan with detachable blades pointed at an elevated floor area on the left.
  • There is a pressure plate next to the elevated floor area, which unlocks the blue door to a swapper inside that has a hexahedron in it.
  • The top floor of the elevated floor area has a pedestal type area which gives a bit more height. There is another detachable fan that is pointed to the high ledge on the front right.
  • The high ledge on the front right has a swapper with an RGB converter in it.
  • Further inside, there is a blue receiver partially blocked on the front with a grate. The progress wheel is nearby, blocked by a blue door.
  • Even further inside, there is a green emitter.
  • On the right side, in a small corner, there is a blue emitter.


A basic hint:

[ hint ]
Since the name of the puzzle is Up and Down, you have to carefully manage the instruments that allow you to go up and down in the puzzle.

If you're struggling to get started:

[ hint ]
The first objective is to obtain the hexahedron.

If you're running out of equipment at the end:

[ hint ]
Notice that both sets of fan blades are detachable.

If you're confused with too many options:

[ hint ]
Place the hexahedron on the swapper on the high ledge. Forget about it for the rest of the puzzle, you won't need it.

A list of the major objectives:

[ hint ]
Get the hexahedron. Put it away on the swapper on the high ledge. Figure out a way to produce red light at a high elevation. Unlock the progress wheel.