Blight of Hand

For the duration, anyone that attempts Sleight of Hand check on you or any of your personal belongings will have to make a Wisdom saving throw. On a failed save, the creature must roll 2d4 psychic damage. Additionally, their hands and forearms will be died scarlet and glow in dim light or darkness for 8 hours, and the creature will have disadvantage on all sleight of hand checks for 8 hours.