Keep this in your inventory to gain XP/SP +20% when hunting. Can be stacked with XP Rune I (Lv. 1-85) and XP Rune II (Lv. 1-95) 100%. When used with Emperor's Rune, only the Emperor's Rune takes effect. Cannot be exchanged, dropped, destroyed, or sold in the private store. Can be stored in a private warehouse.