True Sight. As far as this creature can see it can see perfectly fine through all Magical darkness, obscurations and invisibility.

Elemental Master. when this creature is hit by an attack or spell that deals, fire, cold, lightning, thunder, acid or necrotic damage it absorbs half the damage and regains it as hitpoints restored. Also The Wulf ignores immunity to all of the damage types listed. 

True Hearing. The Wulf detects when it hears a lie. 

Spellcasting. The Wulf is a 20th-level spellcaster. Its spellcasting ability is wisdom (spell save DC 29, +19 to hit with spell attacks). The Wulf has following spells prepared:
at will: Fireball, Lightning Bolt, Ice Storm, Cone of cold, Chain Lightning, Fire Storm, Vitriolic Sphere, Disintegrate, Plane Shift, Teleport.

once per day- Gate. 

Multiattack. The Wulf can make 2 claw attacks, 1 throw attack or impale attack, and 1 bite attack. Or the Wulf can cast a spell and make a single attack. or make a Triumphant Tsunami Attack.

Claw Attack. Claw: +19 to hit, reach 15 ft. Hit: 4d8+10 Slashing damage. If the target is large or smaller it is grappled and can escape with a dc 26 check.  

Bite Attack. Bite: +19 to hit, Reach 5ft. 4d6+10 piercing damage. 

Impale. target must make a DC 29 dexterity saving throw. If a target is grappled the Wulf can impale up to two creatures on its back Spike. dealing 8d10 +10 piercing damage and incapacitating the target. 

Throw Attack. Throw. If a target is grappled in the claws of the Wulf it can hurl it at another creature within 100ft. +19 to hit. If the attack hits the target it splits the damage. dealing 1d10 damage per 10 ft. thrown. if the attack misses. the grappled creature takes the full damage. 

Triumphant Tsunami. 

Recharge on a 5-6. A massive tsunami bursts out of Wulfrine. in a 250 ft. radius. 30 ft. tall waves expand and rapidly fly out of the elemental master. All creatures in the effected range must make a DC 29 Strength Saving throw. On a failed save The target takes 20d6 bludgeoning damage and is pushed to the edge of the 250 ft. radius. and knocked prone. on a successful save the target takes half damage and is not moved. 

Planar Blur.  the Wulf can as a reaction cause it to take no damage against a single attack, as its body slightly shifts between planes. 

This creature has 4 Legendary Actions. and 3 legendary Resistances.

Spell Cast. 2 legendary actions. the Wulf can cast any of its spells

Attack 1 legendary action. The Wulf can make a Bite, Claw, or Throw Attack.

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Mythic Action Name (Costs # Actions). Enter the description for your mythic action.