Crafting double nature runes (Achievement Diary Cape teleport)

⚠ This profit comes from buying, processing, and reselling on the Grand Exchange. It assumes large GE volume and can be inflated or volatile — treat it as a theoretical ceiling.

Note for Ironmen: Ali's Discount Wares will buy unlimited nature runes for 90 each. Assuming 110 trips per hour, this method produces 2,299,968 worth of nature runes per hour when sold to Ali.