your dexterity score increases by 2, charisma by 2 and strength by 2

When you roll a 1 on the d20 for an Attack roll, ability check, or saving throw, you can reroll the die and must use the new roll.

You have advantage on saving throws against being Frightened.

Breath Weapon: You can use your action to exhale destructive energy. Your draconic ancestry determines the size, shape, and damage type of the exhalation.

When you use your breath weapon, each creature in the area of the exhalation 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.

Damage resistance to acid.