Chain Lightning Punch

You create a bolt of lightning through your fist that arcs toward a target of your choice that you can punch along side your unarmed strike three bolts then leap from that target to as many as three other targets, each of which must be within 50 feet of the first target. A target can be a creature or an object and can be targeted by only one of the bolts. If you miss the first time you can re-roll to see if the light

A target must make a Dexterity saving throw. The target takes 4d8 lightning damage on a failed save, or half as much damage on a successful one.

At Higher Levels. When you cast this spell using a spell slot of 1st level or higher, one additional bolt leaps from the first target to another target for each slot level above 1st,Along with  each level increase given a extra d8 of damage for the unarmed strike