Beru

Spider Climb. Beru can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Regeneration. Beru regains 20 hit points at the start of its turn. If Beru takes fire or radiant damage, this trait doesn’t function at the start of the Beru's next turn. Beru's body is destroyed only if it starts its turn with 0 hit points and doesn’t regenerate.

Gluttony: Beru is able to absorb the skills and knowledge of those he consumes.

Size Manipulation: Beru is able to increase his strength at the cost of his agility and speed by growing in size, and vice versa by compressing his body.( he uses enlarge/reduce on himself but loses 5 ft of movement).

Paralytic Breath (Recharge 5–6). The dragon exhales acid in a 60-­foot line that is 5 feet wide. Each creature in that line must make a DC 18 Dexterity saving throw, taking 54 (12d8) acid damage on a failed save and suffer paralysis for one minute, or half as much damage on a successful one.

Healing Magic(Recharge 7–8) (All of his spells work on undead):

Regenerate, Vampiric Touch(without components),Heal, Mass Heal

Multiattack.  Beru makes three attacks: one with its bite and two with its claws.

Bite. Melee Weapon Attack: +11 to hit, reach 10 ft., one target. Hit: 17 (2d10 + 6) piercing damage plus 4 (1d8) poison damage.

Claw attack.Melee Weapon Attack: +11 to hit, reach 5 ft., one target. Hit: 17 (3d6 + 6) slashing damage.