The definition of “superpower” is an enhanced ability within a human being that makes them extremely powerful. The definition of “psychic ability” is the ability to perceive hidden information through extrasensory perception or through a sixth sense. All zodiac signs have certain abilities and superpowers that makes them unique and powerful. All humans have the natural ability of being intuitive or psychic to varying degrees. Capricorn is a powerful earth sign. The planet that rules the zodiac sign Capricorn is Saturn.