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For the potion flask version, see Extreme invention flask.
Extreme invention detail

Extreme invention potions are upgraded super invention potions. It is made by adding mycelial webbing to a super invention potion, requiring level 95 Herblore.

The potion boosts Invention levels by 15% plus 3 when consumed. After the 6 minutes have passed, the boost will slowly degrade at a rate of 1 level per minute.


Extreme invention (3) Extreme invention (3)
Herblore-Make-X GE icon
300 XP--
Herblore Herblore level95
P2P icon Members onlyYes
Super invention (3)Super invention (3)11,4651,465
Mycelial webbingMycelial webbing12,2832,283
Total price3,748


This potion can be made into an Invention flask by using at least six doses of it with a potion flask. Players do not need a specific level to turn potions into flasks.


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