Superheroes!

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Across
  1. 4. What is Thor a god of?
  2. 6. the green mineral from Superman's planet
  3. 8. Iconic attribute of Captain America
  4. 10. Comic-book writer, ... Lee
  5. 11. ... Widow, depicted by Scarlett Johansson
Down
  1. 1. City that Batman protects
  2. 2. Wonder ...
  3. 3. Just a green, angry dude
  4. 5. Group of Marvel superheroes
  5. 7. ... snap, wiping out half of the population
  6. 8. Real name is Peter Parker
  7. 9. Played by Ryan Reynolds in the movies