A line of freezing ice 30 feet long and 5 feet wide emanates from you in a direction you choose. Each creature in the line must make a Dexterity saving throw. A creature takes 2d8 slashing damage and 2d6 cold damage on a failed save, or 2d6 cold damage on a success. The wall remains in place for up to 10 minutes provided the caster holds concentration.

At Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, the damage increases by 1 damage die for each slot level above 2nd.