Danny makes a final move to land on Zathura and wins, and it is then revealed that Zathura is a black hole that sucks up the Zorgon fleet and the house.
Danny makes a final move to land on Zathura. Danny wins. Zathura is a black hole. This was what it is then revealed. This black hole sucks up the Zorgon fleet. This black hole sucks up the house.