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 10 ft., one target. Hit: 15 (2d10 + 4) piercing damage plus 4 (1d8) acid damage.
Claw: Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.
Acid Breath (Recharge 5-6): The dragon can exhale acid in the 30-foot line which is almost 5 feet wide. Each and every creature in that line should make a DC 14 Dexterity saving throw and also taking 49 (11d8) acid damage on a failed save, or else half as much damage on the successful one.
Attributes Of Young Black Dragon Monster
| AC | 
 18 (Natural Armor) 
 | 
| Alignment | 
 Chaotic Evil 
 | 
| CHA | 15 | 
| CON | 17 | 
| 
 Challenge Rating 
 | 
7 | 
| DEX | 14 | 
| HP | 
 127 (15d10+45) 
 | 
| INT | 12 | 
| Immunities | Acid | 
| Languages | 
 Common, Draconic 
 | 
| 
 Passive Perception 
 | 
 16 
 | 
| 
 Roll 0 
 | 
 Bite 1d20 + 7 2d10+4+1d8 
 | 
| 
 Roll 1 
 | 
 Claw 1d20 + 7 2d6+4 
 | 
| 
 Roll 2 
 | 
 Acid Breath 1d20 + 0 11d8 
 | 
| 
 STR 
 | 
 19 
 | 
| 
 Saving Throws 
 | 
 Dex +5, Con +6, Wis +3, Cha +5 
 | 
| 
 Senses 
 | 
 Blindsight 30 Ft., Darkvision 120 Ft. 
 | 
| 
 Size 
 | 
 Large 
 | 
| 
 Skills 
 | 
 Perception +6, Stealth +5 
 | 
| 
 Speed 
 | 
 40 ft., fly 80 ft., swim 40 ft. 
 | 
| 
 Type 
 | 
 dragon 
 | 
| 
 WIS 
 | 
 11 
 |