Grotto Coffer Key

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Grotto Coffer Key

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Grotto coffer keyRareExclusive
A key that opens a treasure coffer in
the Sea Serpent Grotto.

Horizon ChangesHorizonXI specific changes

Drop Rates were increased to 10%. Drop Rates and Levels were pulled from ASB.

Other Uses

Possible Treasure

* Only available if you have the necessary quest active.
** Automatically received if you do not already have the map. Quest items take priority.

Treasure Maps

Coffers on Sea Serpent Grotto's third map.

How to Obtain

Cannot be auctioned, traded, bazaared, or delivered on retail items could be delivered to a character on the same account. to a character on the same account. AH Black.png

Dropped By

Please note that the Mobs that drop the key are mainly behind the mythril door.