Zon(PROSE: Mindwarp) was the Keeper of the Matrix during the Sixth Doctor's trial onboard Space Station Zenobia. His body was taken over by the Valeyard. (TV: The Ultimate Foe)
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.