Guess The Hero From It's Catchphrase

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Across
  1. 3. “I can do this all day.”
  2. 5. "Truth, justice, and all that stuff"
  3. 9. “booyah”
  4. 10. “We don't kill”
  5. 11. "Excelsior"
  6. 14. "Cowabunga!"
  7. 16. “The sun's getting real low.”
  8. 17. "And I am ________."
  9. 18. "Flame-on!"
  10. 19. "I'm the best there is at what I do, but what I do best isn't very nice."
  11. 20. "But if you step out that door, you are an Avenger."
Down
  1. 1. “I'm with you 'til the end of the line.”
  2. 2. "Wakanda Forever!"
  3. 4. "Don't make me angry. You wouldn't like me when I'm angry"
  4. 6. "By the beard of Poseidon!"
  5. 7. "I Can't Control Their Fear, Only My Own."
  6. 8. “In brightest day, in blackest night, no evil shall escape my sight. Let those who worship evil's might, beware my power—Green Lantern's light!”
  7. 12. "With great power comes great responsibility."
  8. 13. "Embiggen."
  9. 15. "It's clobberin' time!"