This one-off event brings multiple Doctors battling through time to fight the unstoppable Cybermen! Can the Ninth, Tenth, Eleventh and Twelfth Doctors- each battling the Cybermen alone, on a different temporal front- undo the damage that has been wrought on the universe, before they are converted themselves? Or is this how the universe dies?.
This one-off event brings multiple Doctors battling through time to fight the unstoppable Cybermen! Can the Ninth, Tenth, Eleventh and Twelfth Doctors- each battling the Cybermen alone, on a different temporal front- undo the damage that has been wrought on the universe, before they are converted themselves? Or is this how the universe dies?