Your increase one skill by 2 and another score increases by 1. 

You can speak and understand: Common, Primoridal and one other language of your choice.

You have innate Telepathy and can communicate with animals.

Thanks to your canine heritage, you have superior vision in dark and dim conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can't discern color in darkness, only shades of gray.

You have advantage on Insight, Perception, and Stealth.

You have no need for components - your blood runs rampant with magic and allows you to cast any spell without it's components. You also have advantage Arcana checks.

As well, you gain spells at various levels that do not count as known spells and are always prepared.

[1st]

Eldritch Blast, Ray of Frost, Sacred Flame

[3rd]

Cure Wounds, Magic Missile, Spiritual Weapon

[9th]

Arcane Hand, Mass Healing Word, Vampiric Touch

[11th]

Conjure Elemental, Disintegrate, Heal

Because of your heritage you are naturally ageless once you reach adulthood. Along with this you are immune to the effects of aging and any spells that may accelerate aging (reversing still affects you).

Your immune to force damage as well as Charming and Magical Sleep. You are resistant to Necrotic and Radiant damage, however you are vulnerable to psychic attacks due to your innate psychic abilities. You need to sleep less, only need 6 hours in total for a long rest. You consume less food and water as well.

You have 2 natural attacks: Claw and Bite. 

With a free action you can shapeshift into feral form. You are able to speak and cast spells in this form still! You keep your own hit points and ability scores in animal form. While in animal form anything worn or carried becomes part of yourself. You can attack twice in a round with your claw and bite attacks.

You gain +1 Strength and +1 Perception but -2 Charisma in this form along with a speed increase of 15ft.

At level 5 you gain access to your draconic heritage which grants your form:

+2 Strength, +1 Perception, and you have hard scales mixed in with your fur.  The scales act as natural armor grant a +3 to AC. (Replaces the previous bonus)

At level 8 your form evolves to gain:

Draconic wings, you can now do short flight (35ft) until you get used to your new-found ability.

And once more at level 12:

+3 Strength, +2 Perception, and +5 AC (from Scales) (Replaces the previous bonuses)

You can now fly double your current movement speed, and can even summon your wings by themselves to use in your non-feral form.

The wolf has advantage on attack rolls against a creature if at least one of the wolf's allies is within 5 feet of the creature and the ally isn't incapacitated.

You grew up essentially wild, always out hunting - in the wilderness. You have advantage on Survival and Acrobatic checks.