Card Masters

Cards are the weapons of this world, and different cards bring different kinds of power... Bai Li's grandfather died of illness, but left him two thick envelopes. One contained a letter written by his grandfather and the documents to a villa; the other held a bank card and a uniquely shaped “Iron” card, along with... After he “accidentally” stepped into the world of cards, he discovered that countless uncontracted “wild cards” still existed on Earth, and humanity had contracted with not even one percent of them.