Ming the Merciless
From Tardis Wiki, the free Doctor Who reference
Ming the Merciless was a fictional character used by Hollywood based on the archetypes of the Order of the White Peacock. (PROSE: The Book of the War) Iris Wildthyme met him when he was Ruler of the Universe. Ornate china vases were made during his dynasty. (PROSE: In Passing)
In the 2110s, Ming was nicknamed "Ming the Merciless". (PROSE: Transit)