Langdedrosa Cyanwrath

Medium Humanoid (Half-dragon), Lawful Evil

AC: 17

Initiative: +1 (11)

HP: 57 (6d12 + 18)

Speed: 30 ft.

STR: 19 (+4)
DEX: 13 (+1)
CON: 16 (+3)
INT: 10 (+0)
WIS: 14 (+2)
CHA: 12 (+1)

Saving Throws: Str +6, Con +5

Skills: Athletics +6, Intimidation +3, Perception +4

Resistances: lightning

Senses: blindsight 10 ft., darkvision 60 ft., Passive Perception 14

Languages: Common, Draconic

CR: 4 (XP 1,100; PB +2)

Action Surge (Recharges on a Short or Long Rest).

On his turn, Langdedrosa can take one additional action.

Improved Critical.

Langdedrosa's weapon attacks score a critical hit on a roll of 19 or 20.

Actions

Multiattack.

Langdedrosa attacks twice, either with his greatsword or spear.

Greatsword.

Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.

Spear.

Melee or Ranged Weapon Attack: +6 to hit, reach 5 ft. or ranged 20/60 ft., one target. Hit: 7 (1d6 + 4) piercing damage.

Lightning Breath (Recharge 5-6).

Langdedrosa breathes lightning in a 30-foot line that is 5 feet wide. Each creature in the line must make a DC 13 Dexterity saving throw, taking 22 (4d10) lightning damage on a failed save, or half as much damage on a successful one.

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Source: Hoard of the Dragon Queen, p. 91 - Licenses and attribution