Your Strength and Constitution score increases by 2, and your Dexterity score increases by 1.

 Your creature type is construct, rather than humanoid. You do not require air, food, water, or sleep. If you are paralyzed, you become incapacitated instead. You are also immune to the exhaustion  condition.

Due to being imbued with magic, your base flying speed is 30 feet and you cannot be knocked prone.

 You have no eyes and are immune to the blinded. You also have blindsight out to a range of 60 feet. You are blind beyond that radius.

You were forged by a blacksmith's hammer and anvil from scalding iron. You are immune to poison damage and the poisoned. You have no limbs, therefore you cannot hold or use any object, and you can't don armor. You have a base AC of 15 + your Dexterity modifier.

Your life is fueled by magic. You can cast the mage hand cantrip without verbal or somatic components, and you can make the spectral hand invisible. You can also use the hand to cast spells with somatic components. You are incapacitated while in the area of an antimagic field. If targeted by dispel magic, you must succeed on a Constitution saving throw against the caster's spell save DC or fall unconscious for 1 minute.

While motionless, you appear indistinguishable from the mundane object which your race resembles. You must spend one minute motionless before this trait takes effect. You must maintain concentration during that time, as if you were casting a spell.