Valkor

Magic Resistance. The pseudodragon has Advantage on saving throws against spells and other magical effects.

Multiattack. The pseudodragon makes two Bite attacks.

Bite. Melee Attack Roll: +4, reach 5 ft. Hit: 4 (1d4 + 2) Piercing damage.

Claw. Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.

Tail. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 13 (2d8 + 4) bludgeoning damage.

Sting. Constitution Saving Throw: DC 12, one creature the pseudodragon can see within 5 feet. Failure: 5 (2d4) Poison damage, and the target has the Poisoned condition for 1 hour. While Poisoned, the target also has the Unconscious condition, which ends early if the target takes damage or a creature within 5 feet of it takes an action to wake it.

Plasma Blast (Recharges 5-6)  (legendary action) The night fury exhales a ball of concentrated plasma that 60 ft. in front of it, that explodes in a 30-ft radius. Each creature within that area must succeed a DC 20 Dexterity saving throw or take 50 (11d8) force damage on a failed save or half as much damage on a successful one. If the target is an object or structure, the damage is doubled.

Echolocation. The night fury can't use its blindsight while deafened.

Flyby. The night fury doesn't provoke an opportunity attack when it flies out of an enemy's reach.

Keen Hearing and Sight. The night fury has advantage on Wisdom (Perception) checks that rely on hearing or sight.

Nimble Escape. The night fury can take the Disengage or Hide action as a bonus action on each of its turns.

Nocturnal Camouflage. The night fury has advantage on Dexterity (Stealth) checks made at night.