|Release||3 September 2018 (Update)|
|High alch||54 coins|
|Low alch||36 coins|
|Examine||1 dose of extreme runecrafting potion.|
Extreme runecrafting potions are upgraded super runecrafting potions. It is made by adding spider venom to a super runecrafting potion, requiring level 91 Herblore and granting 250 experience per potion.
When a player drinks the potion, they will get a Runecrafting boost based on their experience in the skill, from +3 up to a +17 boost at level 99. After the 6 minutes have passed, the boost will slowly degrade at a rate of 1 level per minute.
When crafting law runes this potion was able to reach an additional +1 per essence.
|Super runecrafting (3)||1||1,434||1,434|
|Item quantity required||1|
|Base junk chance||0.0%|