Teaching a new player how to play Germany nr40 (Age of Empires 3: Definitive Edition)

I go over the boom, and fight vs TheProdigy27, one of my friends who agreed to help out with this. Here's the card order: Eco Theory Refrigeration Germantown Farmers Royal Mint Factories Guild Artisans Sustainable Agriculture Textile Mill Cigar Roller Rum Distillery Military cards of your choice