When you want to conquer as many territories as possible, the best possible battle cards will be needed. There is a card group that matches the factions. There are cards for the police, people, army, etc. The quality and quantity of the cards is related to your reputation with the corresponding factions. Try to keep everything balanced by having everyone happy to get a wide selection of cards to choose from, and increase your chances to win. Finding a good card set can give you a large advantage. You must experiment to discover new combinations. Consider developing a strategy around a couple of cards.