Sword Burst

Conjuration cantrip
Casting time: 1 action
Range: Self (5-foot radius)
Target: Creatures within 5 foot range
Components: V
Duration: Instantaneous
Classes: Artificer, Sorcerer, Warlock, Wizard
Subclasses: Cleric (Arcana Domain), Fighter (Eldritch Knight), Rogue (Arcane Trickster)

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 1d6 force damage.

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