Word of Misfortune

Enchantment cantrip (Void)

Casting Time: 1 action
Range: 60 feet
Components: V, S
Duration: Concentration, up to 1 minute.

You hiss a word of Void Speech. Choose one creature you can see within range. The next time the target makes a saving throw during the spell’s duration, it must roll a d4 and subtract the result from the total of the saving throw. The spell then ends.