As an ancient blood vampire, you have strengths and weaknesses of a vampire. 

As a vampire you have the following traits:

Undead: You are immune to necrotic damage.

Forbiddance: You cannot enter a residence without an invitation from one of the occupants.

Harmed by Running Water: You take 20 acid damage if it ends its turn in running water.

Stake to the Heart: If a piercing weapon made of wood is driven into your heart while you are incapacitated in your resting place, you are paralyzed until the stake is removed.

Sunlight Hypersensitivity: While in sunlight, you have disadvantage on attack rolls and ability checks. You are also weak to Radiant damage.

Living statue: Being a pure blood vampire, while you are well fed, you will appear mortal. Any living creature must make a Insight check against your charisma check to see through your disguise. 

Spider Climb: The pure blood vampire can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.

Natural Weapons: Your claws and fangs are natural weapons which you can use to make unarmed strikes, they deal 1d4 + your Strength modifier in slashing damage for your claws and 1d6+ your strength modifier in piercing  damage for your fangs 

You have the innate ability to cast Misty Step at will.

The eyes of a Pure Blood Vampire are sharp as predators of night. You have Dark vision through regular and magical darkness out to 120ft. You also have advantage on perception when in darkness or dim light. 

When in shadow, your enemies have a hard time seeing you giving you a bonus if + 2 in stealth if you succeed in a stealth check. If you Fail you will be seen easier and quicker and will not obtain the bonus.

At all times you are capable of floating about 2-3 inches off the ground. anything Above this can only be sustained for 10 minutes. Equal to walking speed 

Thanks to your unnatural gifts, your Dexterity, Charisma and Constitution scores are increased by 2.

Due to your unnaturally long life, you can read, speak and understand three languages of your choice, in addition to Common.