Ancient Fey Wolf

Special Trait Name. Nature Aura

The wolf has a special aura,  when the wolf summons its aura that covers an 80 foot radius that damages what it see as an enemy. Those who the wolf sees as an enemy that are caught in its aura are hit for 4d10 of Nature (force) Damage. The 80 foot radius causes becomes overgrown by nature and becomes Difficult Terrain,  plants also grow on those upon those are caught in the aura.

Special Trait Name. Nature Walk

The wolf can move across any difficult terrain.  This includes the ability to climb any surfaces without needing to make an ability check even hot and icy terrain.

Special Trait Name. Nature Growth

The wolf can grow many different types of plants on its body, instantly.  Even those plants that have become extinct. I.E. roses, poison oak, fox glove, garlic, ext.

Multiattack. The wolf can use its Nature Breath. It then makes a bite attack.

Bite. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 18 (4d8 + 10) piercing damage. If the target is a creature, it must succeed on a DC 17 Strength saving throw or be knocked prone.

Nature Breath (Recharge 4-5). The wolf exhales a blast of nature wind in a 60-foot cone. Each creature in that area must make a DC dexterity saving throw vs the wolfs (Breath save DC = 10 +The wolf's Wisdom modifier), taking 54 (12d8) cold damage on a failed save, or half as much damage on a successful one.  Plants molds and fungi grow on those who are in the 60 foot cone, the terrain also become overgrown, acting as Difficult Terrain.

Parry.  The wolf adds 5 to its AC against a melee attack that would hit it.

Dodge. The wolf adds 5 to its AC against any attack that would hit it and move 5ft away from where the wolf was standing.

Legendary Resistance (3/Day): If the wolf fails a saving throw, it can choose to succeed instead.