Shots of a tank machine gun in the distance:
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Opening, closing the hatch of a submarine
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Moves,, Armored personnel carrier starts
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Submarine torpedo launch (fast with
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Submarine movement at high speed
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Submarine torpedo launch
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Catapult moves on a dirt road
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Sonar submarine
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Tank movement
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Submarine engine noise, Drone
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Alarm, Alarm, submarine alarm
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Water bubbles, Submarine engine noise
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Submarine engine starting, surface movement
★★★★★