Improved Extended Hexing (3.5e Feat)
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Improved Extended Hexing [Epic]
Your hexing ability lasts longer.
Prerequisite: Hex master class feature.
Benefit: The duration of your hexing ability is increased by 100%.
Normal: The duration of your hexing ability is equal to your 2 + your intelligence modifier (if any) rounds.
Special: You can gain this feat multiple times. Its effects stack.