Some exceptionally unsettling elements were thrown together to create the Xenomorph when it first appeared in Ridley Scott's 1979 horror sci-fi, "Alien." Spliced from the nightmares of artist H.R.

Want to know how 81 defeated the alien killing machine? Find out in our ending explained piece of War Machine.

In this ending explained piece for War Machine, we break down the climax of the sci-fi action movie, which is currently streaming on Netflix.

It's Jack Reacher vs. an alien robot.