Mondas's alternate universe

According to one account, Earth's twin planet Mondas, on which the Mondasian Cybermen originated, (TV: ) existed in "an alternate universe". (GAME: ) This stood in contrast to various accounts agreeing that the genesis of the Cybermen and destruction of Mondas were events within the timeline of the Doctor's universe. (AUDIO: , , etc.) Indeed, in the midst of their confrontation with the Cybermen of a parallel Earth, the Tenth Doctor revealed to Rose Tyler that there were Cybermen in "[their] universe" who had "started on an ordinary world just like [Earth]" before "swarm[ing] across the galaxy". (TV: )
Category:Universes and dimensions
Category:Cyberman history