Sky trench

Sky Trenches appeared to be a form of defense used by the Time-Lords during the Fall of Arcadia The Sky Trenches were thought to have be in-penetrable, although a fleet of Daleks later broke into past the Sky Trenches. {{Infobox Object '
 * image      =
 * aka        =
 * type       = Defence
 * origin     = Arcadia
 * made by    = Time Lords
 * used by    = Time Lords/ Gallifreyians
 * first      =
 * only       =
 * appearances = (TV: The Last Day)

{{TitleSort}}Fall of Arcadia