
Preserve a Valuable Piece
Task plan
Sources checked 27 Sept 2026Preserve a Valuable Piece · Lightkeeper · Lighthouse.
Event quest. Availability can change; check your trader in the selected game mode.
Alternative outcome: this task conflicts with Cut Down to the Root.
Before you start
- Complete Callsign Malachite.
Eliminate 7 PMCs on Lighthouse
Match the target and all listed conditions before engaging. Check the task counter after an eligible hit or elimination.
- Map: Lighthouse.
Sources and update
Plan based on the task objectives and conditions in the catalog. Undocumented conditions are identified; the linked reference can provide further instructions.
How to do it
Verified quest notes · linked location guideThis is Lightkeeper’s alternative to Jaeger’s Rogue-elimination quest. Completing Cut Down to the Root makes this branch unavailable or failed. Review the choice before completing either task.
What you have to do
- 1
Eliminate 7 PMCs on Lighthouse
Lighthouse
Required amount / progress: 7
Rewards
- Experience+40,000
Substation marked key×1