 The episode was also described as the episode of "Black Mirror" most similar to "The Twilight Zone", the anthology series which inspired it, for its focus on one simple parable.Liptak compared the episode's narrative of a soldier realising the damage they are inflicting and going through a personal crisis to the military-related works "Enemy Mine", a 1979 novella, and "", a 2014 film.A "Den of Geek" article compares several real-world technologies to features of the MASS tool.