Super overloads are the best stat boosting potions available in RuneScape. As with all potions it is made with the Herblore skill. A Herblore level of 120 is required to create the potion and since the potion is untradeable, not many players have to ability to obtain them. They provide and extremely high boost to a players Attack, Strength, Defence, Magic, Ranged and Constitution. By making the potion the player will receive 2,000 Herblore exp.