Crecentbeam

Point your finger or weapon to a creature within range. A Crecent symbol forms in front of you and shoots a sivery beam at your target, dealing 1d10 of radiant damage. If you do not select a target, you can change your hand position to an open hand. A crecent symbol will form on your palm and give off silvery light, lighting the area around you. Additionally, if used in that way, apon ambush this cantrip can be used as a reaction. 

 This spell's damage increases 1d10 reach 5th level (2d10), 11th level (3d10), and 17th level (4d10).