Ender's Game

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Across
  1. 3. Goes by Demosthenes online
  2. 5. The smallest & smartest of Ender's army
  3. 7. The hero of the Second Invasion
  4. 9. The violent brother of the protagonist
  5. 10. He attacked Ender in the bathroom
Down
  1. 1. Ender's first friend in Battle School
  2. 2. The brother of Peter and Valentine
  3. 4. Says "salaam" to Ender before kissing him
  4. 5. The alien race fighting against the humans
  5. 6. The colonel who guided Ender
  6. 8. Graff's second in command