Alien device, start, work, stop:
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Laser weapon shot
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Spaceship in flight, low frequency drone
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Lasers, Space wars, blasters
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Lands, Spacecraft flies up
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Spaceship takes off, gaining power, hyper
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Drone, identification, Spaceship flies by
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Conversations of a small crowd of aliens
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Shot, Charging a laser weapon
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Space explosions
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Alien device, work, stop, start
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Doorbell, spacecraft signal
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Hyper, Rumble of a spaceship, gaining power
★★★★★