Robotricks
The Sci-Tech city has been invaded by aliens in the year 2050 which is the central hub for research and defence department. The walls of Sci-Tech city have been crumbled thus earth's defence system is at risk. Thus in order to protect our Earth from these outer species we need to rebuild our Sci-tech city. The city is inaccessible to humans so robots will repair the city. This is a quite critical time and you can save the world by helping in the reconstruction of the city.
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