Colony Sweepers

Colony Sweepers is a space strategy in the favorite style of Tower Defense, where you have to defend your space base from attacking aliens! So, as usual, you will build in the path of enemy defensive towers in the game as many as 30 species, though not much on the functions different from each other. But that's okay, because you still have a unique opportunity to build a barricade in the way of space monsters and then work your towers will be much more efficient! So your main strategy should be skilled and judicious allocation of funds protect your base!