SRD 5.1 SRD 5.1 (current printing)

SRD 5.2 SRD 5.2.1

Ancient Green Dragon

Gargantuan Dragon, Lawful Evil

Armor Class 21 (natural)

Hit Points 385 (22d20 + 154)

Speed 40 ft., fly 80 ft., swim 40 ft.

STR DEX CON INT WIS CHA
() () () () () ()
Saving Throws
, , ,
Skills
, , , ,
Damage Immunities
Poison
Condition Immunities
Poisoned
Senses
blindsight 60 ft., darkvision 120 ft., passive perception 27
Languages
Common, Draconic
Challenge
22 (41,000 XP)

Traits

Amphibious. The dragon can breathe air and water.
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 19 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 poisonous gas in a 90-foot cone. Each creature in that area must make a DC 22 Constitution saving throw, taking on a failed save, or half as much damage on a successful one.

Legendary Actions

3 Legendary Actions Ancient Green Dragon can take 3 Legendary Actions, choosing from the options below. Only one Legendary Action option can be used at a time, and only at the end of another creature's turn. Ancient Green Dragon regains spent Legendary Actions at the start of its turn.
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 23 Dexterity saving throw or take and be knocked prone. The dragon can then fly up to half its flying speed.

Lifecycle

Follow this creature’s possible stages of maturity.

Matures into Green Dragon Wyrmling CR 2 Young Green Dragon CR 8 Adult Green Dragon CR 15
Ancient Green Dragon Current stage CR 22
Green Dragon Egg Known stage

Monster Loot: Monster Manual adds Loot to this creature. View

Creature Harvest Index: Dragons adds Loot to this creature. View

Monster Loot: Storm King's Thunder adds Loot to this creature. View


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