To get this achievement you will need to chose king of progress.
You the perks of "opportunist" and "ingenous" because the mothership will carry you all the game and you will play around her

The strategy is very simple during the gamem you will save the most amount of monye possible while you fill the camp with all trops possible, when you release to get plots with money you will leave 2 plots for concabulators, when all plots are fulled and you have 2 concabulators you will only need to upgrade one of them, then you will get the achievement.

*Sorry if the guide are sucks i didn't speak english and this is my first guide*
*I didn't made this achievement with rats so i don't know you can do using them, so i don't recommend using then"