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Progression Puzzles: Lever 16, Library & Key Cards

The action, prerequisite and progress check for three common story blockers.

Quick answer

Mobliz Shipyard uses lever 16. Arcane Library requires five haunted-book battles. Research Center progression follows Level 1 → 2 → 3 security clearance.

On this page

Nameless Ruins: chest and statue order

Start the chest’s riddle, clear the second-floor guardian encounter to reach the top, then touch the third-floor statue, the far-left first-floor statue and the chest-side statue. Floor landmarks and Tyr’s Armor reward.

References: game8.co

The castle painting is a separate puzzle

At Zoldaad Castle, read the upstairs right-room bookshelf before inspecting the lower floor’s left-side painting. The reward is Hairpin of Grace. Open the complete two-step route.

References: game8.co

Mobliz Shipyard: lever 16

During the timed escape, use the lever marked 16 when the elevator objective appears. The number clue combines 5 + 8 + 3. Take the functioning elevator and continue to the cargo train; avoid optional fights when the countdown is running. The following Adrastea battle calls for Lightning or Water.

Arcane Library: five fights, then the tome

Interact with each haunted book and start its encounter. Reading the book’s description does not clear the battle counter. After all five, use the restored teleporter to the Forbidden Text Wing and take the required tome. The later sealed Psyche gate has a different condition: complete Tower of Mysidia before the return visit.

Research Center: clearance in order

Obtain the first card, use the laboratory controls and restored teleporter, then progress to the second and third clearance levels. Use the new access to retrieve the White Jade Stone. Return it to the elder for Fina’s training; the objective requires learning Holy rather than buying an unrelated item.

Confirm the result

PuzzleSuccess feedback
ShipyardElevator works and the escape continues to the train.
LibraryBook counter clears and the teleporter opens the forbidden wing.
LaboratoryWhite Jade Stone obtained; the elder’s training objective advances.

If it still does not advance

Compare the exact objective with the step above. Revisit the last required interaction before repeating every mechanism. Keep a save before timed sequences so an unsuccessful attempt does not overwrite your earlier checkpoint.

Citrine Pot: give the Ether to the enemy

  1. Carry an Ether before interacting with the shining pot. Save first if you want to preserve a pre-reward checkpoint.
  2. Read the request, open the battle item menu and choose Ether.
  3. Move the target onto Citrine Pot, not a party member, then confirm.
  4. Finish the reward screen. The encounter ends through the item request rather than normal damage.

The Chapter 1 pot is in Siren’s Tower, along the left side above a flight of stairs. A separate Chapter 2 pot is in Mobliz Shipyard: in the second room, take the left elevator, head upward and turn right into the fenced area. Do not treat an Elixir as guaranteed or the same defeated pot as repeatable. If you lack an Ether, compare the early pickup and drop options.

Continue your journey

Story route · Visions · Completion planner

Sources & review

Reviewed 30 October 2026 by GameHelpBase. This guide compares published references; it does not claim an independently recorded playthrough. Patch-specific behavior is not verified.

Citrine Pot: item targeting and early locations ↗

Pot targeting: compare the actual item

Citrine’s enemy-target instruction is specifically documented by the Game8-linked reference. Another guide reports party-target use, and mist items target allies. These reports conflict; inspect the item’s allowed targets rather than applying one procedure to all six types. See requests and unresolved targeting reports.

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