M&M is, in my opinion, the greatest supers game ever made.
It certainly does allow for the hero that crushes moons and tosses around Galactus snacks but you also could devise a campaign, rather easily that could revolve around the Bat-Family and their street level criminals.
Character creation CAN be a little tricky. The reason for this is that you have all these points available and when you begin putting the numbers in it is sometimes hard to keep track of how many points were spent in various areas. There is a great 'Simpson Character Sheet' floating around here that makes creating characters a snap!