X-Men: Apocalypse is a 2016 American superhero movie based on the fictional X-Men characters that appear in Marvel Comics. It’s the 9th installment in the X-Men movie series and a sequel to X-Men: Days of Future Past. Take a look below for 30 more fun and interesting facts about X-Men: Apocalypse.

1. The movie was directed by Bryan Singer, with a screenplay by Simon Kinberg from a story conceived by Singer, Kingberg, Michael Dougherty and Dan Harris.

2. The movie stars James McAvoy, Michael Fassbender, Jennifer Lawrence, Oscar Isaac, Nicholas Hoult, Rose Byrne, Tye Sheridan, Sophie Turner, Olivia Munn and Lucas Till.

3. In the movie, the ancient mutant En Sabah Nur, also known as Apocalypse, awakens in 1983 and plans to wipe out modern civilization and take over the world, leading the X-Men to try to stop him and defeat his team of mutants.

4. Although not in the movie, Patrick Stewart jokingly told Bryan Singer that he would be willing to play Mystique, should Jennifer Lawrence “start playing up.” He said: “I am so ready to be naked, painted blue, and the world is ready for it too.”

5. For the role of Charles Xavier, James McAvoy shaved his head. It was something that he had wanted to do in the previous X-Men movies.

6. Professor Xavier’s wheelchair in the teaser trailer is the same one that Patrick Stewart used in the X-Men movie released in 2000.

7. Bryan Singer has called X-Men: Apocalypse, “kind of a conclusion of six X-Men movies, yet a potential rebirth of younger, newer characters,” and the, “true birth of the X-Men.”

8. Tom Hardy and Idris Elba were both considered for the role of Apocalypse, but the part went to Oscar Isaac instead.

9. Bryan Singer chose Apocalypse as the antagonist to examine the origins of mutants on Earth. He said, “It deals with ancient mutantism, the origins of the mutant state; or the origin of gods and religion. There’s a mixture of ancient religion and cultism in the character of Apocalypse.”

10. According to Bryan Singer, Apocalypse’s voice is a mixture of different sounds: “He’s bearing the souls of many lives and many characters. He has contained within him many voices, all taken from various ranges and tones.”

11. Originally, Apocalypse was to be a space entity, as in the comics, but Bryan Singer found the religious aspect of the character more interesting, and removed the space element from the movie.

12. Michael Fassbender improvised the, “Is this what you want from me?”, line.

13. In the debris that Magneto first lifts up at Auschwitz, for one frame, you can clearly see the coin that he used to kill Sebastian Shaw in X-Men: Fist Class. Visual Effects Supervisor John Dykstra had worked on that movie, and during editing, he spotted the coin and yelled out, “Hey, you got the coin, terrific, I love it!”

14. Storm is never referred to by name in the entire movie. She’s either called Storm or Ororo Munroe.

15. For her role as Psylocke, Olivia Munn was advised by James McAvoy to practice sword fighting: “I learned to use a regular sword with both hands, so I can switch in between a real sword and a CGI blade. It’s more work for the special effects guys but it’s pretty cool.”

16. Despite the title, En Sabah Nur is never called Apocalypse throughout the movie. He’s only referred to as Apocalypse in the trailer.

17. Despite having a small cameo at the end of X-Men: Days of Future Past, Famke Janssen expressed her disappointment about not being asked to appear in X-Men: Apocalypse. She said that she would have loved to appear alongside Sophie Turner in a scene with two Jean Greys.

18. X-Men: Apocalypse is the second movie appearance for Nightcrawler, since his debut in X2: X-Men United.

19. In the first three movies, Angel, Psylocke and Jubilee and portrayed as younger than Cyclops, Jean, Storm, and Nightcrawler. However, Jubilee is being portrayed as the same age as the four, while Psylocke and Angle are now older.

20. The Egyptian procession contains 295,000 people, but was filmed with 25 actors, and the rest were visual effects.

21. X-Men: Apocalypse is the first time in the franchise where Mystique’s blue body is achieved by other means than applying extensive body paint and prosthetics.

22. In the movie, Havok is the older brother of Cyclops. However, in the mainstream comics, Cyclops is older than Havok. In the Ultimate X-Men comics, he was sometimes referred to as the older brother.

23. The trailer for X-Men: Apocalypse attracted controversy from the Indian government for it using the name of the Indian deity Krishna as an assumed identity of a mutant villain. The final theatrical cut removed the Krishna reference, and replaced it with godlike figures from other cultures.

24. When the pan of Quicksilver’s leg cast is shown, you can see Bryan Singer’s signature on the cast.

25. Apocalypse’s original horsemen had different powers: War had super strength, Famine had pyrokinesis, Pestilence had telekinesis, and Death can create energy fields.

26. Dazzler was planned to make an appearance in the movie, according to writer Simon Kinberg; however, she’s not in the final cut.

27. Bryan Singer wanted to deliberately raise the level of graphic violence and gore in X-Men: Apocalypse. The visual effects experts at Digital Domain complied with this concept, but thought that the Egypt assassination attempt may have been too much.

28. For the wide shot of Auschwitz seen from above, the visual effects experts used reference material from the BBC documentary Auschwitz: The Nazis and the “Final Solution”.

29. The unnamed mutant into whom Apocalypse transfers at the beginning of the movie is the seventh mutant in the movie franchise with accelerated healing abilities.

30. The anchor from X-Men: First Class is visible in one of the magnetic tentacles when the jet carrying the X-Men first enters Cairo.