based on D&D 5th Edition
Winter Wolf
Huge  Beast , Neutral Evil

Armor Class 13  (natural)
Hit Points 85  (10d12+20)
Speed 50 ft. , swim 25 ft.



STR DEX CON INT WIS CHA
18  (+4) 13  (+1) 14  (+2) 7  (-2) 12  (+1) 8  (-1)
Damage Immunities Frost
Senses passive Perception 15
Languages Common, Giant
Challenge 3  (0 XP)
Snow Camouflage. Has advantage on Stealth checks made to hide in snowy terrain..
Pack Tactics. Has advantage if allies within 5 ft of target..
Actions
Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 11 (2d6+4) piercing damage.
Cold Breath. (Recharge 5-6) DC 12 Dexterity saving throw or take damage, half damage on successful save, for 18 (4d8) cold damage in 15 ft. Cone