Marrentill tar

A thick, foul-smelling, tar-like substance with an orange tinge. Marrentill tar is a members-only item traded on the Old School RuneScape Grand Exchange.

Marrentill tar trades for 1 gp, making it one of the cheapest items on the GE.

With 6,360 recent trades, Marrentill tar has strong trading volume, making it easy to buy and sell quickly. With a buy limit of 7,000 every 4 hours, you can trade in large quantities per session. At the current margin, flipping the full buy limit yields up to 14,000 gp profit every 4 hours.

Marrentill tar currently has a positive margin of 2 gp after the GE tax, resulting in an ROI of 200.0%. The flip rating of 6/10 places this item in the mid range — decent margins but consider checking volume before committing. The price has dropped 50.0% in the last hour, which could signal a buying opportunity if the margin improves.

Marrentill tar has a high alchemy value of 1 gp, but at the current buy price it is not profitable to alch.

Use the flip calculator above to estimate your profit based on quantity. Set a price alert to get notified when the margin changes, or add this item to your watchlist for quick access.