Superhero or superzero

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Across
  1. 3. man without fear.
  2. 5. fictitious indestructible metal alloy bonded to Logan’s skeleton and bone claws.
  3. 6. of the few Marvel movies that Stan Lee did not cameo in as it was shot in Australia which was too far for him to travel to.
  4. 7. Reed Richards, Sue Storm, Johnny Storm and Ben Grimm.
  5. 10. man of steel is vulnerable to this.
  6. 12. hobbit’s original name, before he became the twisted Gollum after being corrupted by “My precious”.
  7. 14. place of residence.
  8. 17. Ledger’s last role before he passed on.
  9. 19. four houses at Hogwarts are Gryffindor, Hufflepuff, Slytherin and __________.
  10. 20. alter ego of wealthy publisher of Daily Sentinel, Britt Reid.
Down
  1. 1. powerful villain with the power to generate and control magnetic fields.
  2. 2. love interest of Tony Stark.
  3. 4. Soundwave, Crankcase and Crowbar to name a few.
  4. 8. brother and archenemy of Thor.
  5. 9. third book in the Hunger Games trilogy.
  6. 11. Lawrence’s role in the upcoming movie, X-Men: Days of Future Past.
  7. 13. frail young man who was enhanced by an experimental serum to become Captain America.
  8. 15. protagonist in Teenage Mutant Ninja Turtle that uses the nunchucks.
  9. 16. Maguire and Andrew Garfield.
  10. 18. well-meaning demon whose true name is Anung Un Rama.