Vaelon the Soulcrusher

Multi-Attack. When Vaelon makes a weapon attack with either his greater hammer or maul, he can make a second attack with the other weapon.

Breath Weapon Attack. At the start of Vaelon‘s turn, he can  make a Breath weapon attack. The attack forces creatures in a 5ftx20ft cone to make Dexterity saving throws. On a successful save, a creature takes half of 6d10 necrotic damage. The ability recharges on a 7-8 on a d8.

Malice. A +3 maul, legendary. Deals 2d6+ 6 bludgeoning damage. Any creature hit by this weapon must pass a DC 18 wisdom save, or be put under the effects of Hex till the end of their next turn.

Prudence. A +3 Warhammer, Legendary. Deals 1d8+8 bludgeoning damage. If the target of the attack is under the effects of Hex, they take an additional 3d6 psychic damage and 1d6 force damage.

Claw Attack. +6 to hit. Deals 12 points of slashing damage.

Tail Strike. +6 to hit. Deals 12 points of piercing damage.

Infernal Growth. As a Bonus Action, Vaelon can gain the enlarge effects from the Enlarge/Reduce spell. This effect can be ended early as a bonus action.

Distance. When a creature enters melee range of Vaelon, he can use his reaction to fly away from them up to 15ft without taking opportunity attacks.

Actions:

Soulcrush. Vaelon can force up to 3 creatures he see’s to make Constitution saving throws, DC 18. On a fail, the creature loses half of its hit points (including temp hp), and has their maximum hp reduced by half until they take a long rest, or Greater Restoration is cast on them. This ability does not work on infernal beings, such as tieflings, or undead.

Resistances:

Vaelon has 1 Legendary resistance.