Choose your deck of cards before the battle begins. Each card has unique powers that can affect the end of the game. Move and drop cards onto the battlefield to strike your opponent or defend yourself. Manage your coins wisely to upgrade your cards or refresh your power. Defeat the battle by depleting your opponent's HP to zero before they do the same to you. Advance through various levels, each with unique challenges and opponents. Modify your strategy based on the powers you and your opponent use.