Armada [easy]

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Across
  1. 1. first base Zack is sent to
  2. 2. name of the game that trained gamers for war with drones
  3. 5. The name of the game that trained gamers for war with mechs
  4. 6. One of the mechs used to defend Earth
  5. 8. Xavier Lightman's Callsign
Down
  1. 1. fiction company that created Armada and Terra Firma
  2. 3. The base that Zack is sent to defend Earth
  3. 4. The author of Armada
  4. 7. The name of the organization that trained gamers for war