Marvel Cross Word Puzzle

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Across
  1. 2. a team of good guys that save the universe
  2. 4. the strongest metal on earth
  3. 6. aman who become tiny from one click of a button
Down
  1. 1. a evil person wants them to delete half the universe
  2. 3. he was once bruce banner but he had a bad science accident
  3. 5. he was a billionare before he became this