Watch: LEGION season finale end credits scene and behind the scenes featurettes.

With the conclusion of LEGION season one after 8 episodes, FX Networks has released the head-scratching after-credits scene which left many viewers with more questions. It shows David encountering a strange orb which does something unexpected.

Three featurettes are also online, detailing the work it took to bring the show to screen. The first goes behind the scenes to show how Legion’s special effects artists used extraordinary effort to create the Devil with the Yellow Eyes.

Get an inside look at the characters’ unique powers with the cast and crew and see how the series reshapes traditional romance.

‘Legion’ returns in 2018 for season two.