Dagger of Venom (Dagger of Venom +2 in-game) is an enchanted dagger which deals additional poison damage, 6 points/round, up to 15 points of damage. In terms of enchanted weapons, it's a +2 weapon. It falls under the dagger proficiency, only in Baldur's Gate is it in the small sword proficiency. This item appears in Baldur's Gate and Baldur's Gate: Enhanced Edition.
In Baldur's Gate, it's one of the most powerful daggers, for sale at the Thunderhammer Smithy and it is has a steep price tag.
|“||The dagger of venom is a potent blade favored by assassins all across the Realm. This particular dagger of venom was created for use by the Shadow Thieves of Amn. Everytime it hits an opponent it secretes a venom into the blood stream of the creature. The venom works quickly and efficiently.||”|