Boxes: Lost Fragments · Aurora · Guide 22

Boxes Lost Fragments Chapter 5 Box 2: Aztec Crystal Skull and Ancient Key

Solve the crystal rings and Aztec mechanisms to complete the pipeline and release the ancient key.

Boxes Lost Fragments Chapter 5 Box 2 Aztec Crystal Skull and Ancient Key real mechanical puzzle gameplay — Real gameplay frame captured from Gameskeys' complete walkthrough. Game artwork © Big Loop Studios / Snapbreak Games.View timed source

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This is guide unit 22: Chapter 5 Aurora, Box 2. Confirm the screenshot before copying a symbol, dial or slider state.

Solution cross-checkedBoxes Lost Fragments Chapter 5 Box 2 · verified 2026-09-30

Boxes Lost Fragments Chapter 5 Box 2 solution

Solve the crystal rings and Aztec mechanisms to complete the pipeline and release the ancient key.

Quick route: Follow the four mechanism phases below in order; the exact video segment begins at 103:05.

Step-by-step walkthrough

01

Open the first layer

Take the bowl and remove its arrowhead, then use the sliding bar and three rings to move all blue crystals into the centre disc.

02

03

04

State and version notes

Confirm the chapter, unit label and screenshot together before copying a visual state.
Inventory objects often unfold or hide a second switch; inspect every side before assuming an item is unusable.
This route was checked against two complete written walkthroughs and the matching full-game video segment.

Checked against the matching Just Adventure section, the complete Walkthrough King route, and the full-game video at this unit's timestamp.

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