Aeson Von Hess

Legendary Resistance (3/Day). If the Aeson fails a saving throw, it can choose to succeed instead.

Detect Life. Aeson can magically sense the presence of living creatures up to 30 feet away. It knows the general direction they're in but not their exact locations.

Enrage. If Aeson goes a full round of combat without damaging a creature, it becomes enraged until it takes damage. While enraged, it has a -5 penalty on attack rolls and a +10 bonus on damage rolls.

Expert Grappler. Aeson has advantage on Strength (Athletics) checks made to grapple.

Stalker. Aeson cannot take a Dash action, but any creature within 60 ft of Aeson that attempts to take a Dash action must succeed on a DC 17 Dexterity saving throw or instead fall Prone.

Multiattack. Aeson uses Frightful Presence and makes two Machete attacks.

Frightful Presence. Each creature of Aeson's choice that is within 60 feet and aware of it must succeed on a DC 15 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving throw is successful or the effect ends for it, the creature is immune to Aeson's Frightful Presence for the next 24 hours.

Machete. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit:  12 (1d10 + 6) slashing damage.

Behind You. If Aeson passes out of view of all creatures hostile to it, Aeson can use its reaction to teleport to any spot within 60 ft that no one can see.

Aeson can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature’s turn. Commander Aeson regains spent legendary actions at the start of its turn.

Prey (Costs 2 Actions). Aeson casts Hunter's Mark.

Slasher. Aeson makes a Machete attack.

Regenerate. Aeson heals 10 points of damage.