Special Trait Name. Enter the description for your special trait.

Spellcasting. The Wynnsor is a 3-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 16, +3 to hit with spell attacks). The Wynnsor has following spells prepared, which it can cast without spell slots or material components:

Cantrips : Acid Splash, Firebolt, Infestation

1st level: Catapult, Earth Tremor

3rd level: Glyph of Warding, Animate Dead

Smash: Slamming the ground, this creature can force any loose, 10 ft square of ground around it to become difficult terrain.

Multi-attack: The Wynnsor attacks twice with its claws and once with its bite

Claw Melee Attack. Claw: +4 to hit, reach 10 ft., 1 target. Hit: 16 (4d6 + 2) Slashing damage. 

Bite Melee Attack: Bite: +3 to hit, reach 15 ft / 10 ft., 1 target. Hit 46 (10d8+1) Piercing damage

Stance Change - Offence: As a bonus action, if the Wynnsor is in defence mode and makes a melee attack, it can switch to offence mode. In offense mode, the Wynnsor has a movement speed of 40 ft, a fly speed of 45 ft, and it can bite from 15 feet away, and has resistace to bludgeoning damage, but not immunity.

Attack of Opportunity: When moving out of range of five feet of the Wynnsor, creatures provoke the chance to be hit by the Wynnsor for melee damage.

Shake: When grappled, the Wynnsor can use its reaction to shake off the grappler.

Stance Change - Defence: when attacked with a non-magical melee attack, the Wynnsor can use its reaction to enter defence mode, gaining +3 to its AC and immunity to bludgeoning damage, but reducing movement speed to 15 and the range of bite to 10 ft.

Legendary Action - Horn Charge (3 Legendary Action Point): The Wynnsor can expend three legendary action to move up to 90 feet when in attack mode to another creature, and attack with its horns. the creature must make a DC 23 Constitution saving throw or be paralyzed and take 75 (10d12+10) piercing damage

Legendary Action - Smite (1 Legendary Action Point): The Wynnsor can expend one legendary action to call lightning from the sky - up to three creatures the Wynnsor can see must make a DC 16 Dexterity saving through or be knocked prone, stunned, and take 16 (5d4 + 4) lightning damage. On a successful save, the target takes half damage and is not knocked prone or stunned