Darkvision. 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.

increase constitution score by +2

Deathly Visage. Your undead appearance is unnerving. You have disadvantage on Charisma (Persuasion) checks, however, you have advantage on Charisma (Intimidation) checks and you gain proficiency in the Intimidation skill.

Undead Fortitude. If damage reduces you to 0 hit points, you must make a Constitution saving throw with a DC of 5 + the damage taken, unless the damage is radiant or from a critical hit. On a success, you drop to 1 hit point instead.

Undead Nature. You are undead, not a humanoid. You don't have to eat, drink, or breathe. Furthermore, you are immune to poison damage and to the poisoned conditions. Instead of sleeping, you enter an inactive state for 4 hours each day. You do not dream in this state; you are fully aware of your surroundings and notice approaching enemies and other events as normal.

undead resistance. you have resistance to all physical damage types.