Homebrew
Superior Darkvision. Accustomed to living in dark caves, you have superior vision in dark and dim conditions. You can see in dim light within 120 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.
Stony Skin. Your base AC equals 13 + your Dexterity modifier.
Dwargish Secrets. You have proficiency in one of the following skills of your choice: Arcana, History, Medicine, or Nature. Additionally, you have proficiency in one type of artisan's tools.
Dwarg Magic. You know 2 transmutation cantrips of your choice from the wizard spell list. Intelligence is your spellcasting ability for them.