Fluripsent crystals were crystals that could emit a radiant light from somewhere besides the crystal itself. The Eleventh Doctor compared this to how a ventriloquist throws his voice. (PROSE: Death Riders)
Fluripsent crystals were crystals that could emit a radiant light from somewhere besides the crystal itself. The Eleventh Doctor compared this to how a ventriloquist throws his voice. (PROSE: Death Riders)