Large dragon, humanoid (the warlocks race), any

Armor Class: 18

Hit Points: Max HP of the Warlock + Temporary HP equal to the Warlocks Max HP

Speed: 40 ft , fly: 60 ft

STR

20 +5

DEX

15 +2

CON

20 +5

INT

-5

WIS

-5

CHA

-5

Saving Throws: STR +8, CON +8, (Plus the Warlock's Saving Throw Proficiencies)

Skills: (The same skill proficiencies as your Warlock Form.)

Damage Immunities: Draconic Element

Condition Immunities: Blind (Radiant, Shadow, Ochre, Brass), Frightened (Gold, Bronze, Red, Blue), Poisoned (Steel, Copper, Green, Black), Restrained (White, Purple, Silver, ???(Psychic))

Senses: Blindsight 30 ft., Darkvision 120 ft.

Languages: Any Language the Warlock knows

Challenge Rating: 14+

Actions

Multiattack. You can make two attacks: one with its bite and one with its claws.

Bite. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 16 (2d10 + 5) piercing damage.

Claw. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 12 (2d6 + 5) slashing damage.

Breath Weapons (Recharge 5–6). The dragon uses one of the following breath weapons:

• Dragon Breath.
  You exhale your Draconic Element in a 30-foot cone. Each creature in that area must succeed on a Dexterity Saving Throw against your Spellsave DC, taking 55 (10d10) damage of your Draconic Element on a failed save, or half as much damage on a successful one.
• Powerful Breath. (Red, Ochre, Gold, Brass)
  You exhale a shockwave in form of your Element in a 30-foot cone. Each creature in that area must succeed on a Strength Saving Throw against your Spellsave DC, on a failure the creatures are knocked prone, have disadvantage on Constitution Saving Throws and cannot move further than half their movement 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.
• Blinding Breath. (Shadow, Radiant, White, Silver)
  You exhale a blinding burst of your Element in a 30-foot cone. Each creature in that area must succeed on a Constitution Saving Throw against your Spellsave DC, on a failure the creatures have disadvantage on Attack Rolls and Dexterity Saving Throws 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.
• Dissolving Breath. (Green, Black, Steel, Copper)
  You exhale a dissolving mist of your Element in a 30-foot cone. Each creature in that area must succeed on a Constitution Saving Throw against your Spellsave DC, on a failure the creatures lose the AC their metallic Armors and Shields provide 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.
• Fearful Breath (Blue, Purple, Bronze, ??? (Psychic))
  You exhale a loud bolt of thunder or a mind numbing mist in a 30-foot cone. Each creature in that area must succeed on a Intelligence Saving Throw against your Spellsave DC, on a failure the creatures have disadvantage on Intelligence, Wisdom or Charisma Saving Throws when targetted by a spell 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.