Oil of Sharpening
Oil of Sharpening is a magic item (potion) of common rarity.

You can apply this fine, silvery oil to one piercing or slashing weapon or up to 5 pieces of piercing or slashing ammunition. Applying the oil takes 1 minute. For 1 hour, any attack with the coated item scores a critical hit on a roll of 19 or 20.
Mechanics
- type:
- Potion
- rarity:
- common
- requires attunement:
- false
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Sources
- Vault of Magic·OGL-1.0a·© Vault of Magic. OGL-1.0a. Via Open5e (open5e.com).
Last updated 6/19/2026·Tags: item, potion, common