Cursed Touch

You touch a creature, and that creature must succeed on a Wisdom saving throw or become cursed for the duration of the spell.

• While cursed, the target has disadvantage on attack rolls against you.
• While cursed, the targets attacks have a new spell DC of 10.
• While cursed, the target must make a Wisdom saving throw at the start of each of its turns. If it fails, it wastes its action that turn doing nothing.
• While the target is cursed, your attacks and spells deal an extra 1d8 necrotic damage to the target.
• The target become vulnerable to necrotic damage for the duration of the curse.