Dartnado

 You pick up to 6 darts that start to circle 5 feet around you for up to 1 hour. Any creature within a that range must make a Dexterity saving throw or take up to 6D4 piercing damage (reduced for any missing dart).

As a bonus action you can shoot up to 2 darts in a straight line against 1 or 2 targets. Each creature must make a Dexterity saving throw or take up 1D4 piercing damage.

At Higher Levels. When you cast this spell using a spell slot of 2rd, the damage increases to 1d6 for each fan.