Percy Jackson and the Olympians: The Last Olympian

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Across
  1. 5. receiving something
  2. 8. short, sharp-edged weapon
  3. 9. portable heater
  4. 10. burning, melting
Down
  1. 1. not real; made up
  2. 2. large group of soldiers/monsters
  3. 3. area adjacent to a building; typically paved
  4. 4. cannot be harmed or damaged; invincible
  5. 6. upsetting, harsh, angering
  6. 7. to become less strong or intense