Adult Blue Dragon

Huge Dragon (Chromatic), Lawful Evil

Armor Class: 19
Hit Points: 212 (17d12 + 102)
Speed: 40 ft., Burrow 30 ft., Fly 80 ft.
Initiative: +4 (14)

STAT	SCORE	MOD	SAVE
STR	25	+7	+7
DEX	10	+0	+5
CON	23	+6	+6
INT	16	+3	+3
WIS	15	+2	+7
CHA	20	+5	+5

Immunities: Lightning
Skills: Perception +12, Stealth +5
Senses: blindsight 60 ft., darkvision 120 ft.; Passive Perception 22
Languages: Common, Draconic
CR 16 (XP 15,000, or 18,000 in lair)

Traits

Legendary Resistance (3/Day, or 4/Day in Lair). If the dragon fails a saving throw, it can choose to succeed instead.

Actions

Multiattack. The dragon makes three Rend attacks. It can replace one attack with a use of Spellcasting to cast Shatter.

Rend. Melee Attack Roll: +12, reach 10 ft. 16 (2d8 + 7) Slashing damage plus 5 (1d10) Lightning damage.

Lightning Breath (Recharge 5-6). Dexterity Saving Throw: DC 19, each creature in a 90-foot-long, 5-foot-wide Line. Failure: 60 (11d10) Lightning damage. Success: Half damage.

Spellcasting. The dragon casts one of the following spells, requiring no Material components and using Charisma as the spellcasting ability (spell save DC 18):

At Will: Detect Magic, Invisibility, Mage Hand, Shatter
1e/Day Each: Scrying, Sending

Legendary Actions

Cloaked Flight. The dragon uses Spellcasting to cast Invisibility on itself, and it can fly up to half its Fly Speed. The dragon can't take this action again until the start of its next turn.

Sonic Boom. The dragon uses Spellcasting to cast Shatter. The dragon can't take this action again until the start of its next turn.

Tail Swipe. The dragon makes one Rend attack.

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