Tower Defense Super Heroes is one of the Tower Defense Games that you can play on UGameZone.com for free. Tower Defense: Superheroes is an arcade game in which a succession of superheroes from all corners of the Earth follows a specific path, at the end of which is your reserve of health points. Each enemy who reaches it will take some of your health points away. You’ve got a small team of super-villains with their own characteristics. Use them and give them a position on the field to take down as many superheroes as you can before they knock you out.