Blade Dash

You summon a spectral blade. Choose one  you can see within range. you dash towards the target at blinding speed. The target takes 1d6 slashing damage. The target must succeed on a strength saving throw or be knocked back 5 feet.

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