based on D&D 5th Edition
Adult Green Dragon
Huge  Dragon , Lawful Evil

Armor Class 19  (natural)
Hit Points 207  (18d12+90)
Speed 40 ft. , fly 80 ft. , swim 40 ft.



STR DEX CON INT WIS CHA
23  (+6) 12  (+1) 21  (+5) 18  (+4) 15  (+2) 17  (+3)
Saving Throws Dex +6, Con +10, Wis +7, Cha +8
Damage Immunities Poison
Condition Immunities Poisoned
Senses blindsight,darkvision, passive Perception 22
Languages Common, Draconic
Challenge 15  (0 XP)
Legendary Resistance. (3/day) automatic succeed on save after failure.
Actions
Multiattack. Uses Frightful Presence, then makes one bite and two claw attacks.
Bite. Melee Weapon Attack: +11 to hit, reach 10 ft., one target. Hit: 17 (2d10 +6) piercing damage.
Bite+. plus 7 (2d6) poison damage.
Claw. Melee Weapon Attack: +11 to hit, reach 5 ft., one target. Hit: 13 (2d6+6) slashing damage.
Tail. Melee Weapon Attack: +11 to hit, reach 15 ft., one target. Hit: 15 (2d8 +6) bludgeoning damage.
Poison Breath. (Recharge 5-6) DC 18 constitution saving throw, half damage on successful save, for 56 (16d6) poison damage in 60 ft. Cone
Frightful Presence. DC 16 Wisdom saving throw, frightened. Save at end of each turn, successful save creature becomes immune. in 120 Area