Rune Avenge 1 Ancient Tooth
Rank:Type: Runestone
On this runestone, there's a thin layer of energy flowing over, weak and unstable. Embedding it into the airship's power furnace can assist with the furnace's power circulation.
Main cannon damage +10%

When disenchanting the target runestone, additionally get: Bone of Moonlight x1
(Can choose to activate this Runestone before Revenge battle starts)

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