How about some more utility spells for DnD 5e
Casting Time: 1 action
Range: 50 feet
Components: V, S
Duration: 1 round
You conjure gnats that fly around the face of a creature in range. That creature must make a Wisdom saving throw. On a failure, they are annoyed with the gnats so much they take a -1 penalty to their AC for the spells duration.