Bane

Casting Time: 1 action
Range: 30 feet
Duration: Concentration, up to 1 minute
Up to three creatures of your choice that you can
see within range must make a Charisma save.
Whenever a target that fails makes an attack roll
or a saving throw before the spell ends must roll
a d4 and subtract the number rolled from the
attack roll or saving throw.
At higher levels you may target an additional
creature for each slot level above 1.