Cuddles

Magic Resistance. Cuddles has advantage on saving throws against spells and other magical effects.

Multiple Heads. Cuddles has three heads.  Cuddles has advantage on saving throws against being blinded, charmed, deafened, frightened, stunned, and knocked unconscious. Cuddles also has advantage on Perception checks.

Wakeful. While the Cuddles sleeps, at least one of its heads is awake.

Regeneration. The Cuddles regains 15 hp at the start of its turn. If the Cuddles takes acid or fire damage, this trait doesn’t function at the start of the Cuddles next turn. Cuddles if it starts its turn with 0 hp he doesn't regenerate and must roll death saves. On three successful death saves cuddles is stable and will regenerate hp after 15 minutes.

Amphibious. The Cuddles can breathe air and water.

Multiattack. Cuddles makes two Claw attacks and as many Bite attacks as it has heads.

Bite. Melee Weapon Attack: +11 to hit, reach 10 ft., one target. Hit: (2d12 + 7) piercing damage plus (8d6) Poison

Claw. Melee Weapon Attack: +11 to hit, reach 5 ft., one target. Hit: (4d6 +7) slashing damage.

Tail: Melee Weapon Attack: +11 to hit, reach 10 ft., multiple targets in a cone. Hit: (3d10 + 7) bludgeoning damage. All targets must make a strength saving throw or be knock prone. Dc = spell DC.

Fire Breath.  Cuddles breathes fire in a 60-foot cone. Each creature in that area must make a DC 18 Dexterity saving throw, taking 10d8 fire damage on a failed save, or half as much damage on a successful one.

Poison Breath.  Cuddles breathes fire in a 60-foot cone. Each creature in that area must make a DC 18 Constitution saving throw, taking 14d6 poison damage and is poisoned on a failed save, or half as much damage on a successful one.

Lightning Breath. Cuddles breathes fire in a 90-foot line. Each creature in that area must make a DC 18 Dexterity saving throw, taking 12d10 lightning damage on a failed save, or half as much damage on a successful one.

All Fire.  Cuddles can launch a breath attack from all three heads, but only at the start of his next turn. During this time, Cuddles can't move, use reactions, and/or legendary actions while charging up. Can only do this equal to half PB per long rest.

Infused Strikes. When another creature within 30 feet of the drake that it can see hits with a weapon attack, the drake infuses the strike with its essence, causing the attack to deal an extra 1d6 damage of the type determined by its Draconic Essence. 

Legendary action: only one per round equal to PB

Tripartite Roar (Costs 2 Legendary Points). Cuddles heads exhale a three-part roar, one a deafening shriek, one a frightful screech, and one a stunning bellow, in a 30-foot cone. Each creature in that area must succeed on a DC 17 Wisdom saving throw or suffer the effects of the roars until the end of its next turn. On fail the creatures are Stun for one round, Frightened for one minute, and Deafened for one hour.

Move. Cuddles moves up to its speed, or flies up to half its flying speed, without provoking opportunity attacks.