The dream in which you have superpowers shows that you really like what you are doing in your life and enjoy attention from others. Perhaps you feel a special person. You have lots of self-confidence. If the other person has superpowers, you adore the qualities and features this person has and wish to imply them into yourself.
Dream dictionary: superpowers dream meanings
The dream in which you have a special power to see things in X-ray vison means that you are in the time of your life where you see things as clearly as you can. The dream in which you are looking at people and see everything that they have underneath they clothes, could mean that you have a very noisy personality. Perhaps you tend to know more than you should. The dream could also mean that you are simply having fun. To get more detailed dream interpretation, please also see the meaning of superpowers.