Jade is the daughter of Tony Stark and twin to Onyx Stark. The two were born and raised in Ireland before discovering their father's identity. Jade is sarcastic often, but is playful about it. She is kind and is courageous when it comes to saving people. She's never one to back down from a challenge, and if she needs something done, she does it. She's very intelligent, and loves programming AI's. She is the favorite Stark kid among the public because of her attitude and her Irish accent. 