Jaldaburin (Jadeborn), Dwarf

Age. Jaldaburin are immortal, in the sense that they will typically not die natural deaths, though they are considered to have reached adulthood at construction, and to be of old age at 1000.   Alignment. Most dwarves are lawful, believing firmly in the benefits of a well-ordered society. They tend toward good as well, with a strong sense of fair play and a belief that everyone deserves to share in the benefits of a just order.   Size. Jaldaburin stand between 4 and 5 feet tall and average about 270-300 pounds.   Speed. Your base walking speed is 25 feet. Your speed is not reduced by wearing heavy armor.   Darkvision. Accustomed to life underground, you have superior vision in dark and dim conditions. 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.   Dwarven Resilience. You have advantage on saving throws against poison, and you have resistance against poison damage.   Dwarven Combat Training. You have proficiency with the battleaxe, handaxe, light hammer, and warhammer.   Tool Proficiency. You gain proficiency with the artisan's tools of your choice: smith's tools, brewer's supplies, or mason's tools.   Stonecunning. Whenever you make an Intelligence (History) check related to the origin of stonework, you are considered proficient in the History skill and add double your proficiency bonus to the check, instead of your normal proficiency bonus.   Living Construct. You are a living construct. You don't need to eat, drink, breath, or sleep, but you still gain the benefits of consumable items. You are immune to disease. All other conditions and effects affect you normally. You also gain the full benefits of healing spells and effects(Like the Cure Wounds spell), the spending of hit dice at the end of a short rest, and the full effects of a long rest.   Unsleeping Watcher. You do not sleep and instead enter a state of inactivity for 4 hours a day to gain the benefits of a long rest. While in this state, you are fully aware of your surroundings and notice approaching enemies and other events as normal.   Jaldaburin Resolve. It's difficult to take you down, even when you're faltering. You have advantage on death saving throws.

Languages. You can speak, read, and write Common (Trade), Dverrœna (Dwarvish), and one language of your choice. Dverrœna is full of hard consonants and guttural sounds, and those characteristics spill over into whatever other language a dwarf might speak.