Sting of the Scorpion (3.5e Feat)
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Sting of the Scorpion [Fiend]
You have a stinger that carries lethal poison.
Benefit: You have a stinger as a natural weapon that carries a poison that inflicts initial and secondary damage of 1d6 Con. The save DC is Constitution based. You may only inject a number of doses of poison per day equal to your Constitution bonus.