Young Green Dragon

Large dragon, lawful evil

Armor Class 18 (natural armor)

Hit Points 136 (16d10+48)

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

Saving Throws Dex +4, Con +6, Wis +4, Cha +5

Skills Deception +5, Perception +7, Stealth +4

Damage Immunities poison

Condition Immunities poisoned

Senses blindsight 30ft., darkvision 120ft., passive Perception 17

Languages Common, Draconic

Challenge 8 (3,900 XP)

Traits

Amphibious

The dragon can breathe air and water.

Actions

Multiattack

The dragon makes three attacks: one with its bite and two with its claws.

Bite

Melee Weapon Attack: +7 to hit, reach 10ft., one target.
Hit: 15 (2d10+4) piercing damage plus 7 (2d6) poison damage.

Claw

Melee Weapon Attack: +7 to hit, reach 5ft., one target.
Hit: 11 (2d6+4) slashing damage.

Poison Breath (Recharge 5-6)

The dragon exhales poisonous gas in a 30ft cone. Each creature in that area must make a DC 14 Constitution saving throw, taking 42 (12d6) poison damage on a failed save, or half as much damage on a successful one.