New Cantrip: Stormbolt

Conjuration Cantrip
Casting Time: 1 action
Range: Self (15-foot line)
Components: V, S
Duration: Instantaneous
An arc of lightning leaps forward, dealing 1d6 damage to each target in a 15-foot long by 5-foot wide line. Anyone in the line can make a Dexterity Saving Throw to negate the damage.
5th: 2d6
11th: 3d6
17th: 4d6