I Collect Cards and Develop Them in the World of Xianxia

Lin Yao traveled back in time to the card collection game he just played. The most outrageous thing is that he has passed through the body of the demon king who will die in the future main line. "The protagonists are all extremely talented, how can we fight this?" Drip [Mozun simulator starts] "It actually comes with a system, so why should I be afraid of the protagonist group? No matter how many more come there, I won't be afraid!" "System, let me see what you can do." [The only way to obtain rewards in this system is to collect the protagonist group character cards to enhance their strength] Lin Yao "..."