Water Whip v2

You summon water and form it into a whip. This magic whip lasts until the spell ends. It counts as a simple melee weapon with which you are proficient and has a value of 1sp. It deals 3d6 psychic damage on a hit and has the finesse and reach, properties. In addition, when you use the whip to attack a target you can force the target to make a strength save. On a failure, they are knocked prone. You can only knock an enemy prone once per turn.

If you drop the weapon, it dissipates at the end of the turn. Thereafter, while the spell persists, you can use a bonus action to cause the whip to reappear in your hand.

At Higher Levels. When you cast this spell using a 3rd- or 4th-level spell slot, the damage increases to 4d6. When you cast it using a 5th- or 6th-level spell slot, the damage increases to 5d6. When you cast it using a spell slot of 7th level or higher, the damage increases to 6d6.