Ancient Blue Dragon

SRD 5.1 SRD 5.1 (current printing)

Ancient Blue Dragon

Gargantuan Dragon, Lawful Evil

Armor Class 22 (natural)

Hit Points 481 (26d20 + 208)

Speed 40 ft., burrow 40 ft., fly 80 ft.

STR	DEX	CON	INT	WIS	CHA
()	()	()	()	()	()

Saving Throws: , , ,
Skills: ,
Damage Immunities: Lightning
Senses: blindsight 60 ft., darkvision 120 ft., passive perception 27
Languages: Common, Draconic
Challenge: 23 (50,000 XP)

Traits

Legendary Resistance. If the dragon fails a saving throw, it can choose to succeed instead.

Actions

The dragon can use its Frightful Presence. It then makes three attacks: one with its bite and two with its claws.

Melee Weapon Attack: to hit, reach 15 ft., one target. Hit: .

Melee Weapon Attack: to hit, reach 10 ft., one target. Hit: .

Melee Weapon Attack: to hit, reach 20 ft., one target. Hit: .

Each creature of the dragon's choice that is within 120 feet of the dragon and aware of it must succeed on a DC 20 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 the dragon's Frightful Presence for the next 24 hours.

The dragon exhales lightning in a 120-foot line that is 10 feet wide. Each creature in that line must make a DC 23 Dexterity saving throw, taking on a failed save, or half as much damage on a successful one.

Legendary Actions

3 Legendary Actions

Detect. The dragon makes a Wisdom (Perception) check.

Tail Attack. The dragon makes a tail attack.

Wing Attack (Costs 2 Actions). The dragon beats its wings. Each creature within 15 ft. of the dragon must succeed on a DC 24 Dexterity saving throw or take and be knocked prone. The dragon can then fly up to half its flying speed.

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