Adult Blue Dragon

Huge / dragon / Lawful Evil / CR 16

Armor Class19
Hit Points212 (17d12 + 102)
Speed40 ft, burrow 30 ft, fly 80 ft
Challenge16
Proficiency-
STR25+7
DEX10+0
CON23+6
INT16+3
WIS15+2
CHA20+5
Senses

Blindsight 60 ft, Darkvision 120 ft

Languages

Common, Draconic

Damage immunities

Lightning

Traits

Legendary Resistance

Special

If the monster fails a saving throw, it can choose to succeed instead.

Actions

Multiattack

Action

The monster makes three attacks. It can replace one attack with a use of to cast Shatter.

Rend

Action

. .

Lightning Breath

Action

Dexterity Saving Throw: DC , each in a -foot-long, -foot-wide .
Failure: damage.
Success: Half damage.

Spellcasting

Action

The monster casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC ):
At Will: Detect Magic, Invisibility, Mage Hand, Shatter
1/Day Each: Scrying, Sending

Prepared Spells

Detect Magic, Invisibility, Mage Hand, Shatter, Scrying, Sending, Shatter

Referenced spells