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Monster · SRD 5.2.1

Adult Green Dragon

Huge dragon, lawful evil

Armor Class
19
Hit Points
207 (18d12)
Speed
fly 80 ft., swim 40 ft., 40 ft.
STR
23 (+6)
DEX
12 (+1)
CON
21 (+5)
INT
18 (+4)
WIS
15 (+2)
CHA
18 (+4)
Senses
blindsight 60 ft., darkvision 120 ft., passive perception 22
Languages
Common, Draconic
Challenge
15 (13,000 XP)

Traits

Amphibious. The dragon can breathe air and water.

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 Mind Spike (level 3 version).

Rend. Melee Attack Roll: +11, reach 10 ft. Hit: 15 (2d8 + 6) Slashing damage plus 7 (2d6) Poison damage.

Poison Breath (Recharge 5–6). Constitution Saving Throw: DC 18, each creature in a 60-foot Cone. Failure: 56 (16d6) Poison 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 17): At Will: Detect Magic, Mind Spike (level 3 version) 1/Day: Geas

Legendary Actions

Mind Invasion. The dragon uses Spellcasting to cast Mind Spike (level 3 version).

Noxious Miasma. Constitution Saving Throw: DC 17, each creature in a 20-foot-radius Sphere centered on a point the dragon can see within 90 feet. Failure: 7 (2d6) Poison damage, and the target takes a -2 penalty to AC until the end of its next turn. Failure or Success: The dragon can't take this action again until the start of its next turn.

Pounce. The dragon moves up to half its Speed, and it makes one Rend attack.

Huge dragon, lawful evil

Special Abilities

Amphibious

The dragon can breathe air and water.

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 Mind Spike (level 3 version).

Rend

Melee Attack Roll: +11, reach 10 ft. Hit: 15 (2d8 + 6) Slashing damage plus 7 (2d6) Poison damage.

Poison Breath (Recharge 5–6)

Constitution Saving Throw: DC 18, each creature in a 60-foot Cone. Failure: 56 (16d6) Poison 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 17): At Will: Detect Magic, Mind Spike (level 3 version) 1/Day: Geas

Legendary Actions

Mind Invasion

The dragon uses Spellcasting to cast Mind Spike (level 3 version).

Noxious Miasma

Constitution Saving Throw: DC 17, each creature in a 20-foot-radius Sphere centered on a point the dragon can see within 90 feet. Failure: 7 (2d6) Poison damage, and the target takes a -2 penalty to AC until the end of its next turn. Failure or Success: The dragon can't take this action again until the start of its next turn.

Pounce

The dragon moves up to half its Speed, and it makes one Rend attack.

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This work includes material from the System Reference Document 5.2.1 (“SRD 5.2.1”) by Wizards of the Coast LLC, available at https://www.dndbeyond.com/srd. The SRD 5.2.1 is licensed under the Creative Commons Attribution 4.0 International License, available at https://creativecommons.org/licenses/by/4.0/legalcode.

Reformatted and reorganized for presentation on PostRoll; text unmodified.

Licensed under Creative Commons Attribution 4.0 International.

srd-5.2.1 · Version 1.0.0 · Updated Jul 9, 2026