Bone Shard

With a wave of your hand you cause the bone dust in your hand to solidify into a shard of bone launching itself in a direction you choose. This spell deals 1d10 piercing damage on a successful ranged spell attack.

This spell creates another shard once you reach 5th level and can hit the same or different target doing 1d10 piercing damage. at 11th level another shard is formed as well as 17th level having 4 bone shards each dealing 1d10 piercing damage.