Larran's key

Larran's Key is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "Opens Larran's chests in the Wilderness."

It has a Grand Exchange buy limit of 250 every four hours, a high alchemy value of 54 gp, and item ID 23490.

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Larran's Key shows an active flip setup with a margin of +3.4k gp and 9,808 trades over the last 24 hours.

At the buy limit of 250 every four hours, max profit per cycle is about 847.3k gp — high margin with healthy liquidity.