In the 20th century, Broton of Zygor said his world was destroyed in a "recent catastrophe". (TV: Terror of the Zygons)
The invasion of Earth by the Neutron Knights was the last link in a chain of catastrophes. (COMIC: The Neutron Knights)
In the 20th century, Broton of Zygor said his world was destroyed in a "recent catastrophe". (TV: Terror of the Zygons)
The invasion of Earth by the Neutron Knights was the last link in a chain of catastrophes. (COMIC: The Neutron Knights)