5ead/magic_items/md/vault_of_magic/oil-of-sharpening.md

Oil of Sharpening

• Rarity: common
• Type: Potion
• Attunement: No
• Source: Vault of Magic

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.