Ice Knife

Casting Time: 1 action
Range: 60 feet - 18,3m
Components: S, M (a drop of water or a piece of ice)
Duration: Instantaneous
Create a shard of ice and fling it at one creature
in range. Make a ranged spell attack against the
target. If hit, the target takes 1d10 piercing dmg.
The shard then explodes and each creature within
5 feet of it must pass a Dexterity saving throw or
take 2d6 cold dmg. Dmg increased by 1d6 for
each slot lvl above the 1st