Mint Knight: hard mode playthrough

About Mint Knight, from BoardGameGeek:

Create your own adventure as you explore the lands, recruiting an army, defeating keeps, slaying dragons, and conquering castles. In this 45 minute solo game, you will be managing your hand of cards to perform actions and achieve your goals. You will be slaying dragons and orcs, learning spells, finding artifacts, recruiting units and assaulting castles in your adventure. Game features some hand management, light deck building, experience leveling, and a miniature. All of this fits in a mint tin for you to take anywhere you want to go. The goal of the game is to find the two castles and battle them before the end of the 4th round otherwise you lose.