You create a sword-shaped plane of force that hovers within range. It lasts for the
Duration.
When the sword appears, you make a melee spell
Attack against a target of your choice within 5 feet of the sword. On a hit. the target takes 3d10 force damage. Until the spell ends, you can use a bonus
Action on each of your turns to move the sword up to 20 feet to a spot you can see and repeat this
Attack against the same target or a different one.