In search of valuable minerals, you have come to an unknown planet.
No mines have been found on the surface of the planet and need to go deep underground.
Fortunately, there are earth burrowers on the spaceship.
Drive machines deep underground to collect minerals and sell them to make money.
No mines have been found on the surface of the planet and need to go deep underground.
Fortunately, there are earth burrowers on the spaceship.
Drive machines deep underground to collect minerals and sell them to make money.
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