Bluff
From Tardis Wiki, the free Doctor Who reference
The Not-things called the Fourteenth Doctor's bluff about a line of salt, (PROSE: The Doctor's Busiest Day [+]Loading...{"page":"9","1":"The Doctor's Busiest Day (short story)"}) where he had invoked the superstition that vampires, demons, and ghosts needed to count every grain of salt before passing it. (TV: Wild Blue Yonder [+]Loading...["Wild Blue Yonder (TV story)"])
