Dalek saucer commander
From Tardis Wiki, the free Doctor Who reference
The Dalek Saucer Commander was the designated commander of the Dalek Flying Saucer in Bedfordshire during the 22nd century Dalek invasion of Earth. Unlike standard Daleks the Saucer Commander had a black dome and black and silver slants and served as the second-in-command to the Supreme Dalek. (DW: The Dalek Invasion of Earth)
