Jessica's Vampiric Blessing

With a request made to the Goddess of Shadows and Curses, you can bestow a limited curse on someone. When the Blessed will it, they can force any and die to be rerolled and the lower number will be used. If the creature is acting on sight a shadow will temporarily cover their eyes. Sound the shadow will condense in their ear. Touch, the shadow will block the feeling leaving them chilled in that spot. Smell, the shadows will clog their noses. Taste, the shadow will take over their tongue to dampen any flavors. This ability can be used once a day on one die roll. a d20 to attack, any damage die, healing die, skill check, or skill save.