The design of the Fifth Brother Inquisitor was inspired by unused artwork generated for Star Wars: Episode VII - The Force Awakens
(2015) by concept artist Christian Alzmann
. The book "The Art of Star Wars The Force Awakens" explains that reveals it was Alzmann's first attempt at drawing a new 'Sith' villain at the very start of the concept phase began at Lucasfilm in early 2013, when the script was still in the first stages of development. See more
*If* it's a fight you want, I hope you brought a better class of soldier than those... stormtroopers.
They serve the Empire well, and I have *a great many of them*.
You're gonna need all of 'em.