As an action, you form a blade of pure scintillating force. Make a melee spell attack against a creature within 1 meter of you.
On a hit, the target takes 1d8 force damage.
If you miss by 4 or less, the target takes half as much damage.
The spell ends if you dismiss it on your turn (no action required), or if you cast it again.
At higher levels
This spell’s damage increases by 1d8 when you reach 9th level (2d8) and 17th level (3d8).