Basically you wield tiara, binding necklace, ring of duelling and steam staff, with astral runes, water runes, a willow log, pouches and pure ess in inventory. astral and steam staff for magic imbue, necklace for 100% conversion (15 charges per necklace), water runes and pure ess for making mud runes, ring for tele and log for balloon Start at castle war, run NE to the balloon and travel to Varrock, then run east and into the alter, cast magic imbue and use water rune on the altar to craft mud rune. when you have finished tele to castle war with ring of duelling and bank. Its about 45 seconds per trip and each mud rune yield 9.5xp, so crafting mud runes give ~40k xp per hour.