Death Burst. When the thrall dies, it explodes in a burst of jagged ice. Each creature within 5 feet of it must make a DC 12 Dexterity saving throw, taking 14 (4d6) cold damage on a failed save, or half as much damage on a successful one.
Claws. Melee Weapon Attack: +4 to hit, reach 5 ft., one creature. Hit: 4 (1d4 + 2) slashing damage plus 3 (1d6) cold damage.
Cold Orb. Ranged Weapon Attack: +4 to hit, range 60 ft., one target. Hit: 5 (2d4) cold damage, and the target and each creature within 5 feet of it must make a DC 12 Dexterity saving throw or be knocked prone.
Frost Breath. The thrall exhales a 15-foot cone of cold air. Each creature in that area must succeed on a DC 12 Dexterity saving throw, taking 7 (2d6) cold damage on a failed save, or half as much damage on a successful one.
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