Disarming Bolt

A Blast of crackling energy surges toward a target within range. The target does a CON save, on a failed save the victim's weapon or whatever they are holding flies out of their hand and the victim takes 1d8 lighting damage. On a successful save just the object that the target is holding flies 5 feet away

The damage increases by 1d8 when you reach 4th level(2d8), 6th(3d8),8th(4d8)