Elvia Marni's Stone (Biraghi Den)

Elvia-obsessed Mad Scientist Marni's Stone. You can collect samples from monsters you killed. Once the stone is filled, you can exchange it through NPC Wacky Toshi.

Target: Elvia Biraghi Den enemy x1,700

- Exchange List
Shard of the Drained Night x1
Narc's Lightning x1

※ Can be used from Lv. 61.
※ Samples can only be collected if you make the last hit.