Your Charisma score increases by 1 and strength by 2

Demonspawn mature as fast as humans and typically die by 30 due to adventures, though their proper age is unknown demonspawn are immortal when compared to time, able to live eternally.

Aasimar have the same range of height and weight as humans.

Your base walking speed is 30 feet.

Blessed with a radiant soul, your vision can easily cut through darkness. 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. You can’t discern color in darkness, only shades of gray.

You have resistance to necrotic damage and radiant damage.

When you take damage from another creature’s attack or spell, you may use your reaction to regain a number of hit points. The restored hit points are equal to your level. Once you use this trait, you can't use it again until you finish a short or long rest.

Starting at 3rd level, you can use your action to unleash the full power granted to you by your demonic heritage. You transform into a full demon, whose appearance is determined by your demonic heritage.

Your transformation lasts for 1 minute or until you end it as a bonus action. During it your type changes from Humanoid to Fiend, you have a flying speed of 30 feet, and once on each of your turns, you can deal extra necrotic damage to one target when you deal damage to it with an attack or a spell. The extra necrotic damage equals your level. Once you use this trait, you can't use it again until you finish a long rest.

You can speak, read, and write Common and Abyssal.