Superhero Crossword

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Across
  1. 1. the place where something begins
  2. 4. a hostile meeting of opposing forces
  3. 7. a superhero's assistant
  4. 8. the super power of not being seen
Down
  1. 2. not easily ruined
  2. 3. the quality of being fair
  3. 5. someone who is deliberately evil
  4. 6. someone who fights for a cause