You take a bonus action and howl into the sky that bolsters your allies within 30ft. at level 1 it adds 1d4 to their next damage roll. and that increases up to 1d8. this can be done once per short rest

As an action you can use your natural fangs to bite into an enemy dealing 1d6 + dexterity modifier. if the creature is medium or smaller it needs to make a dexterity save if they fail they gain disadvantage on their next attack roll.

Your thick fur protects you from the elements. You gain resistance to cold damage.

Because of your build you gain the ability to squeeze thru tight gaps and makes you harder to detect. you gain proficiency on stealth checks.

Because off your human stature but Canine appearance you gain proficiency on athletics and intimidation. 

increase constitution dexterity or charisma by 1 and increase constitution dexterity or charisma by 2