Cryo Samachurl

Quarterstaff. Melee Weapon Attack: +2 to hit, reach 5 ft., one target. Hit: 3 (1d6) bludgeoning damage.

Frostbite. You cause numbing frost to form on one creature that you can see within range. The target must make a Constitution saving throw. On a failed save, the target takes 1d6 cold damage, and it has disadvantage on the next weapon attack roll it makes before the end of its next turn. Con save is 12. (Unlimited uses)

Snowball Swarm. A flurry of magic snowballs erupts from a point you choose within range. Each creature in a 5-foot-radius sphere centered on that point must make a Dexterity saving throw. A creature takes 3d6 cold damage on a failed save, or half as much damage on a successful one. Dex save is 12. (3/long rest)