Ability Score Damage
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3.5e Homebrew Feat Epic Level Feat
During your turn, you may choose to deal 1/4 of your normal damage, to deal ability score damage to the opponent of your choosing. For example, if you were to deal 12 damage by using your sword, you can deal 3 intelligence damage to them. Critical also stacks.
You may take this feat multiple times, adding +(1/4) ability score damage, each time you take this feat.