One thing is certain: in the middle ages, the best living was to be found behind the protection of nice thick castle walls and towers. But once they're standing, you can take your time building houses and palaces behind them. And if that goes especially well, the castles grow and merge with each other. To accomplish that, you only need some tactical skill and the right cards but watch out! You need to sense when the best time to play your cards is in order to score the most points.