Mystic hat (dark)

Mystic Hat (dark) is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "A dark magical hat."

It has a Grand Exchange buy limit of 70 every four hours, a high alchemy value of 9.0k gp, and item ID 4099.

View on OSRS Wiki

Mystic Hat (dark) shows an active flip setup with a margin of +918 gp and 594 trades over the last 24 hours.

At the buy limit of 70 every four hours, max profit per cycle is about 64.3k gp — high margin with healthy liquidity.