Shriek has the power to manipulate sound to either disorient her enemies or fire concussive blasts from her hands, and she also has the ability to fly and levitate objects or people indicating some form of psionic powers. Shriek can manipulate the inner fears and angers in a person's mind and make them act on those emotions in a violent manner, and it proved capable of affecting someone as strong-minded as Iron Fist (Danny Rand), Iron Fist.