Your soul is owned by the abyss after absorbing the dark magics too evil for most mortals. Once per day you can cast Unholy Enervation on any good aligned creature or humanoid within 60 ft that you can see.

When adding this Feat to your Homebrew Collection, ensure you also add in Unholy Enervation to your Homebrew Collection so that you can add the spell this gives to your character sheets.