Azbantium

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Revision as of 16:49, 29 November 2015 by Skittles the hog (talk | contribs) (Needs more detail on the whole teleport thing.)

Azbantium was a mineral 400 times harder than diamond. A twenty feet thick barrier of it appeared within the Twelfth Doctor's confession dial. In an effort to escape his confinement, the Doctor wore it away through constant battery over billions of years. (TV: Heaven Sent)

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