Beautiful but deadly. Black Canary is a strong fighter. She was trained from Wild Cat, a professional boxer. Black Canary is Green Arrow's love interest. Black Canary was shown in Justice League Unlimited. In JLU it shows that she holds a grudge over the Huntress. Black Canary is known for her martial arts skills and her " Canary Cry" - a sonic scream with the ability to shatter objects and incapacitate villains.