Navigating Otto's Lock in The Outer Worlds 2 for Key Rewards

Solving Otto's lock puzzle in The Outer Worlds 2 at Free Market Station involves using the N-Ray gadget, which helps players see wires through walls. This tool is essential for identifying the correct sequence of switches to open the lock unless players follow a tried-and-tested sequence.

Unlocking with the N-Ray

The N-Ray gadget is critical in solving the Otto's lock puzzle, as it enables players to visualize power-line paths. This device is acquired at the N-Ray Range located in northwest Golden Ridge, forming part of the game's main storyline. Players need this gadget to efficiently create three non-intersecting paths from the right of the puzzle to a door on the left.

Alternative Switch Sequence

For those without the N-Ray, another method involves a specific sequence of switch flips. Start by flipping the top-right switch, followed by the switch to its immediate left and two more diagonally down and to the left. Next, tackle the middle-right switch, its left neighbor, and the switch diagonally up and left. Finally, manage the bottom-right switch, followed by the two to its left and the diagonal switch above.

Executing these sequences correctly rewards players with an Advanced Decryption Key worth 440 bits, a Triple Barrel Shotgun, and a text log. Players should be aware that the puzzle configuration may vary, and other solutions might exist.

Update: 17 Jun 2026