You have reptilian ancestry. Choose one type of reptile from the Reptillian Ancestry table. Your natural attack and damage resistance are determined by the reptile type, as shown in the table.

Draconic Ancestry

Your Strength score increases by 2, and your Charisma score increases by 1.

Young Lizard folk and Snake People grow quickly. They walk hours after hatching, attain the size and development of a 10-year-old human child by the age of 3, and reach adulthood by 15. They live to be around 80.

Lizard folk and snake people tend to extremes, making a conscious choice for one side or the other in the cosmic war between good and evil. Most are good, but they make fearsome villains. 

Lizardfolk and Snake People are taller and heavier than humans, standing well over 6 feet tall and averaging almost 250 pounds. Your size is Medium.

Your base walking speed is 30 feet.

You can use your action to wield your natural weapon. Your reptilian ancestry determines the size, shape, and damage type of the attack. When you use your natural weapon, each creature in the area of the attack must make a saving throw, the type of which is determined by your draconic ancestry. The DC for this saving throw equals 8 + your Constitution modifier + your proficiency bonus. A creature takes 2d6 damage on a failed save, and half as much damage on a successful one. The damage increases to 3d6 at 6th level, 4d6 at 11th level, and 5d6 at 16th level. After you use your natural weapon, you can’t use it again until you complete a short or long rest.

You have resistance to the damage type associated with your reptilian ancestry.

You can speak, read, and write Common and Draconic. Draconic is thought to be one of the oldest languages and is often used in the study of magic. The language sounds harsh to most other creatures and includes numerous hard consonants and sibilants.