Amphibious. The dragon can breathe air and water.
Flyby. The dragon doesn’t provoke an opportunity attack when it flies out of an enemy’s reach or walks out of an enemys reach.
Flight. The dragon can fly and never has to touch the ground, even though its wings beat very little.
Keen Senses. The dragon has advantage on Wisdom (Perception) checks that rely on sight, hearing or smell.
Magic Resistance. The dragon has advantage on saving throws against spells and other magical effects.
Limited Telepathy. The dragon can magically communicate images telepathically with any creature within 100 ft.
Multiattack. The dragon makes two attacks: one with its bite and one with its claws.
Bite. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 1d8+2 piercing damage.
Claw. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 1d6+2 slashing damage.
1/Long Rest: Fire Breath. The dragon exhales fire in a 15-foot cone. Each creature in that area must make a DC 14 Dexterity saving throw, taking 2d10 fire damage on a failed save, or half as much damage on a successful one.