Introduction: Doomsday Strongest Cards SupplierAt the end of the world，He obtained the strongest card supplier system. By trading the different summoning cards，the system will give him the Exclusive rewards. Ding! Activating a Legion Card, he summoned the Yellow Scarf Soldier Army! Ding! Activating a weapon card, he summoned the Heavenly Sword to rely on! Ding! Opening an Angel Card, he summoned a Level 100 Angel Boss …View Details>