these are good:
Mild Giant Centipede Venom: Coats a weapon with poison (DC 18, 1d2 points of Intelligence damage)
Requires: Craft Alchemy 4 ranks
- Giant Centipede VenomGland
Use the mortar & pestle item on an alchemy workbench containing the above
Average Giant Centipede Venom: Coats a weapon with poison (DC 20, 1d2 points of Intelligence damage)
Requires: Craft Alchemy 8 ranks
- 2 Giant Centipede VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Strong Giant Centipede Venom: Coats a weapon with poison (DC 22, 1d2 points of Intelligence damage)
Requires: Craft Alchemy 12 ranks
- 3 Giant Centipede VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Deadly Giant Centipede Venom: Coats a weapon with poison (DC 26, 1d2 points of Intelligence damage)
Requires: Craft Alchemy 16 ranks
- 4 Giant Centipede VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Mild Giant Bee Venom: Coats a weapon with poison (DC 18, 1d2 points of Constitution damage)
Requires: Craft Alchemy 4 ranks
- Giant Bee VenomGland
Use the mortar & pestle item on an alchemy workbench containing the above
Average Giant Bee Venom: Coats a weapon with poison (DC 20, 1d2 points of Constitution damage)
Requires: Craft Alchemy 8 ranks
- 2 Giant Bee VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Strong Giant Bee Venom: Coats a weapon with poison (DC 22, 1d2 points of Constitution damage)
Requires: Craft Alchemy 12 ranks
- 3 Giant Bee VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Deadly Giant Bee Venom: Coats a weapon with poison (DC 26, 1d2 points of Constitution damage)
Requires: Craft Alchemy 16 ranks
- 4 Giant Bee VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Mild Giant Scorpion Venom: Coats a weapon with poison (DC 18, 1d2 points of Strength damage)
Requires: Craft Alchemy 4 ranks
- Giant Scorpion VenomGland
Use the mortar & pestle item on an alchemy workbench containing the above
Average Giant Scorpion Venom: Coats a weapon with poison (DC 20, 1d2 points of Strength damage)
Requires: Craft Alchemy 8 ranks
- 2 Giant Scorpion VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Strong Giant Scorpion Venom: Coats a weapon with poison (DC 22, 1d2 points of Strength damage)
Requires: Craft Alchemy 12 ranks
- 3 Giant Scorpion VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
Deadly Giant Scorpion Venom: Coats a weapon with poison (DC 26, 1d2 points of Strength damage)
Requires: Craft Alchemy 16 ranks
- 4 Giant Scorpion VenomGlands
Use the mortar & pestle item on an alchemy workbench containing the above
I like this one:
Deadly Giant Scorpion Venom: Coats a weapon with poison (DC 26, 1d2 points of Strength damage) which is basically the same as the rogue only feat : Crippling Strike.
nwn2.wikia.com/wiki/Poison_%28item%29nwn2.wikia.com/wiki/Poison_%28effect%29(google is your friend)