Dynamic Deck Building: Choose your cards wisely! Discover hundreds of cards to add to your deck with each attempt at climbing the Spire. Select cards that work together to efficiently dispatch foes and reach the top. An Ever-changing Spire: Whenever you embark on a journey up the Spire, the layout differs each time. Choose a risky or safe path, face different enemies, choose different cards, discover different relics, and even fight different bosses! Powerful Relics to Discover: Powerful items known as relics can be found throughout the Spire. The effects of these relics can greatly enhance your deck through powerful interactions. But beware, obtaining a relic may cost you more than just gold. Disclosure: Humble Bundle is owned by Ziff Davis, the parent company of IGN. Humble Bundle and IGN operate completely independently, and no special consideration is given to Humble Bundle announcements or promotions for coverage.