Complex sentence: Despite this, the Watcher Uatu has revealed himself to the superhero team the Fantastic Four, telling them of his race, and in his first appearance made them battle the Red Ghost and his Super-Apes for control of the Moon.
Split into simpler sentences: Despite this, the Watcher Uatu has revealed himself to the superhero team the Fantastic Four, telling them of his race. In his first appearance, he made them battle the Red Ghost and his Super-Apes for control of the Moon.