Black Lion

Inscrutable: The Black Lion is immune to any effect that would sense its emotions or read its thoughts, as well as any divination spell that it refuses. Wisdom (insight) checks made to ascertain the black lion's intentions or sincerity have disadvantage. 

Magic Weapons: The Black Lion's weapon attacks are magical.

Spellcasting. The Black Lion is a 6-level spellcaster. Its spellcasting ability is Wisdom (spell save DC18, +10 to hit with spell attacks). The Black Lion can cast these spells without expending spell slots and without material components

• At will:  Fear,  Misty Step, Detect Magic, Dispel Magic
• Once per day:  Eyebite

Multiattack. The Black Lion can make 3 Claw attacks. it can replace one of these attacks with a Bite. 

Claw. Melee Weapon Attack: +9 to hit, reach 5ft., 1 target. Hit: 22 (4d8 + 5) slashing type damage.

Bite. Melee Weapon Attack: +9 to hit, reach 5ft., 1 target. Hit: 18 (2d12+ 5) piercing damage, plus 13 (2d12) necrotic damage.

Roar (Recharge 5-6)

The Black Lion lets out a bellowing road, audible 300 feet away. Creatures within 60 feet must succeed on a DC 18 wisdom save or be frightened of the Lion for 1 minute. Affected creatures can repeat the save at the end of each of their turns, ending the effect on a success. Additionally, each creature within 20 feet of the Lion must make a  DC18 Constitution saving throw. A creature takes 4d8 thunder damage on a failed save, or half as much damage on a successful one. A creature made of inorganic material such as stone, crystal, or metal has disadvantage on this saving throw.

A nonmagical object that isn’t being worn or carried also takes the damage if it’s in the area.

Pounce: The Black lion moves 10 feet and then long jump 20 feet. If they end this movement adjacent to another creature, it may make one Claw attack against that creature. If it hits with this claw attack, the target must succeed on a DC 17 Strength saving throw or be knocked prone.