Blade Burst

You create a momentary circle of
spectral blades that sweep around you.
All other creatures within 5 feet of you must succeed on a Dexterity saving throw or take
1 d6 force damage.

At Higher Levels. This spell's damage increases by 1 d6 when you reach 5th level
(2 d6), 11th level (3 d6), and 17th level (4 d6).