Darkvision. Accustomed to life in the underdark, 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.

Stonecunning. As a Bonus Action, you gain Tremorsense with a range of 60 feet for 10 minutes. You must be on or touching a stone/metal surface to use this Tremorsense. The surface can be natural or worked. You can use this Bonus Action a number of times equal to your Proficiency Bonus, and you regain all expended uses when you finish a Long Rest.

Dwarven Toughness. Your Hit Point maximum increases by 1, and it increases by 1 again whenever you gain a level.

Siege Mind. Objects of Large size and greater (including vehicles without an Intelligence score) are vulnerable to damage you cause.

Dwarven Resilience. At 1st level, you have advantage on saving throws against poison, and you have resistance against poison damage. At 8th level, you have advantage on saving throws against exhaustion. At 12th level, you have advantage on death saving throws.