Inflict Doubt
Source: Arcana Unleashed
Level 3 Enchantment (Bard, Sorcerer, Warlock, Wizard)
Casting Time: Action
Range: 120 feet
Components: V, S
Duration: Concentration, up to 1 minute
You inflict self-doubt on a creature you can see within range. The target must succeed on a Wisdom saving throw or have Disadvantage on D20 Tests for the duration. At the end of each of its turns, the target repeats the save, ending the spell on itself on a success.