The Arecibo Response

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This game is played by mouse only.
If the game freezes, just click inside it (games can get unresponsive if you click elsewhere on the page).
Total:
  • 2,024,792 plays
  • 8 active players online

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Survive as many levels as possible by buying and upgrading turrets to destroy aliens. Getting rid of aliens makes money which can be invested or spent on upgrading.

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