Mystic water staff

Mystic Water Staff is a members-only item on the OSRS Grand Exchange in the weapons category.

In-game examine text: "It's a slightly magical stick."

It has a Grand Exchange buy limit of 18,000 every four hours, a high alchemy value of 25.5k gp, and item ID 1403.

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Mystic Water Staff shows an active flip setup with a margin of +148 gp and 10,681 trades over the last 24 hours.

At the buy limit of 18,000 every four hours, max profit per cycle is about 2.66m gp — high margin with healthy liquidity.