Mountain Dwarf

Races that are not Large nor have an innate flying speed gain an extra Feat of their choice. This Feat must be a "Full Feat".

Your character can speak, read, and write Common and one other language that you and your DM agree is appropriate for the character. 

You gain proficiencies in five Simple Weapons or Tools of your choice. Up to two of these proficiencies can instead be Martial Weapons.

You gain 4 ability points to increase any abilities of your choice. You can't increase a single ability by more than 2 with these points.

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. 

You gain proficiency in Light and Medium armor. You can choose to forgo one or both of these to instead gain proficiency in a Simple Weapon, Martial Weapon, or Tool of your choice each.

You have advantage on saving throws against poison, and you have resistance against poison damage.

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.