Young Blue DragonCR 9 · Large Dragon · Stat Block & Encounter Builder

Large dragon, Challenge 9. AC 18, 152 hit points.

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Armour Class

Hit Points

152

Speed

40 ft.

Challenge

9 · 5,000 XP

Alignment

Lawful Evil

The card

Stat Block

Large Dragon · Lawful Evil

Young Blue Dragon

152

16d10 + 64 · 40 ft., burrow 20 ft., fly 80 ft. · AC from natural armor

Blindsight 30 ft., Darkvision 120 ft., passive Perception 19

Languages: Common, Draconic

STR	DEX	CON	INT	WIS	CHA
21 (+5)	10 (+0)	19 (+4)	14 (+2)	13 (+1)	17 (+3)

Traits

Damage ImmunitiesLightning

Actions

MultiattackThe dragon makes three attacks: one with its bite and two with its claws.

BiteMelee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 16 (2d10 + 5) piercing damage plus 5 (1d10) lightning damage.

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

Lightning BreathThe dragon exhales lightning in a 60-foot line that is 5 feet wide. Each creature in that line must make a DC 16 Dexterity saving throw, taking 55 (10d10) lightning damage on a failed save, or half as much damage on a successful one.

How to actually run it

Tactics

The stat block tells you what it can do. This tells you what to do with it.

1Multiattack: The dragon makes three attacks: one with its bite and two with its claws.

2With a 80 ft. flying speed it can stay out of melee reach; a party with no ranged answer will chase it all fight.

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Encounter Difficulty

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How bad is this fight?

Real DMG maths — XP thresholds by level, and the group multiplier that makes crowds so much worse than the raw total suggests.

Young Blue Dragons4Party size4Party level3

Could kill someone — and at high enough numbers, the whole party.

Difficulty

Deadly

40,000 adj. XP · ×2

deadly at 1,600

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Counsel

Young Blue Dragon, Answered

What is Young Blue Dragon's challenge rating in D&D 5e?

Young Blue Dragon is Challenge 9, worth 5,000 XP. Encounter maths multiplies XP by the number of monsters, so a group is deadlier than the raw total — use the calculator on this page.

What are Young Blue Dragon's stats?

AC 18 (natural armor), 152 hit points (16d10 + 64), speed 40 ft., burrow 20 ft., fly 80 ft.. Ability scores: STR 21, DEX 10, CON 19, INT 14, WIS 13, CHA 17.

What is Young Blue Dragon resistant to?

Young Blue Dragon is immune to lightning damage. Pick a damage type it does not shrug off.

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