Armor Class
20
Ancient Moonstone Dragon
Gargantuan Dragon · Neutral
Hit Points
330 (20d20 + 120)
Speed
Walk 40 ft., Fly 80 ft.
CR
21
Traits
Legendary Resistance (3/Day)
If the dragon fails a saving throw, it can choose to succeed instead.
Actions
Multiattack
The dragon makes one Bite attack and two Claw attacks.
Bite
Melee Weapon Attack +13 to hit, reach 15 ft., one target. 17 () Piercing damage plus 11 () Radiant damage.
Claw
Melee Weapon Attack +13 to hit, reach 10 ft., one target. 13 () Slashing damage.
Tail
Melee Weapon Attack +13 to hit, reach 20 ft., one target. 10 () Bludgeoning damage. If the target is a creature, it must succeed on a DC 21 Strength saving throw or be knocked .
Breath Weapon Recharge 5
The dragon uses one of the following breath weapons:
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item
Dream Breath
The dragon exhales mist in a 90-foot cone. Each creature in that area must succeed on a DC 21 Constitution saving throw or fall for 10 minutes. This effect ends for a creature if the creature takes damage or someone uses an action to wake it.
item
Moonlight Breath
The dragon exhales a beam of moonlight in a 120-foot line that is 10 feet wide. Each creature in that area must make a DC 21 Dexterity saving throw, taking 60 () Radiant damage on a failed save, or half as much damage on a successful one.
list
list-hang-notitle
item
Dream Breath
The dragon exhales mist in a 90-foot cone. Each creature in that area must succeed on a DC 21 Constitution saving throw or fall for 10 minutes. This effect ends for a creature if the creature takes damage or someone uses an action to wake it.
item
Moonlight Breath
The dragon exhales a beam of moonlight in a 120-foot line that is 10 feet wide. Each creature in that area must make a DC 21 Dexterity saving throw, taking 60 () Radiant damage on a failed save, or half as much damage on a successful one.
Legendary Actions
Tail
The dragon makes one Tail attack.
Cast a Spell (Costs 2 Actions)
The dragon uses Spellcasting.