Chilled Blade

You conjure forth the moisture and water in the environment around you, condensing it and freezing it around your blade. As an action you can cast this spell and make 1 Melee weapon attack with the weapon you used to cast this spell. If the attack hits, the targets movement speed is halved, and they cannot take reactions until the start of your next turn.

At 5th level this spell does an additional 1d8 Cold damage on hit, and increases to 2d8 at 11th level, and 3d8 at 17th.