ability score increase:Your Constitution score increases by 2
age: 60-80
alignment: neutral
Size: Large
speed: 30ft
Languages: Common, Draconic
race features: Level 1:
Adolescence: at 1st level you are small size of around 2ft-4ft long.
Darkvision: Accustomed to dark environments, you have superior vision in dim and dark conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light.
Level 5:
Maturing: At 5th level, you grow to Medium size. Your size doubles in all dimensions, and your weight is multiplied by eight. This increase in size grants you an additional 1d4 damage to your melee attacks.
Level 12:
Fully matured: you grow to Large size. Your size doubles again, and your weight is multiplied by eight once more. You gain an additional 1d6 damage to your melee attacks (replacing the 1d4 from Large size).
Terrifying Presence: You gain the ability to exude an aura of fear. As an action, you can force all creatures of your choice within 30 feet to make a Wisdom saving throw (DC = 8 + your proficiency bonus + your Constitution modifier). On a failed save, a creature becomes frightened of you for 1 minute. A frightened target can repeat the saving throw at the end of each of its turns, ending the effect on a success. You can use this feature once per long rest.