Nasty Sting (4e Feat)
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Nasty Sting [Racial]
Tail sting causes more damage.
Prerequisite: Imp, tail sting, Dex 13
Benefit: When you hit with tail sting, you also deal 1d8 + Dexterity modifier damage. This increases to 2d8 damage at 11th level and 3d8 damage at 21st level.