ne large beast 

Perception +14; darkvision, scent (imprecise) 30 feet

Languages Common, Jotun

Skills Acrobatics +13, Athletics +13, Deception +11, Intimidation +11, Stealth +13 (+16 in snow), Survival +12

Str +6 Dex +4 Con +4 Int +2 Wis +3 Cha +2

AC  23; Fort +13, Ref +15, Will +10

HP 70; Immunities cold; Weaknesses fire 5

Buck [R] DC 21

Avenging Bite [R] Trigger A creature within reach of the warg's jaws attacks one of the warg's allies. Effect The warg makes a jaws Strike against the triggering creature.

Speed 40 feet

Melee [>] jaws +15 (cold), Damage 1d10+6 piercing plus 1d6 cold and Knockdown

Breath Weapon [>>] (cold, evocation, primal) The winter wolf breathes a cloud of frost in a 15-foot cone that deals 5d8 cold damage (DC 23 basic Reflex save). The winter wolf can't use Breath Weapon again for 1d4 rounds.

Pack Attack The winter wolf's Strikes deal 1d6 extra damage to creatures within the reach of at least two of the winter wolf's allies.

Bestiary, page 322.