My Combat Rewards Are Super Doubled

Eight years ago, various dungeons appeared all over the world, and mankind ushered in an era of great adventure in exploring dungeons. In order to collect money for the treatment of his unconscious sister, he was desperate and entered the dungeon to take risks and make money with the determination to die. But he discovered that he had the hidden talent of super doubling the battle settlement! A hundred times more experience! A thousand times more rare! The profit from any battle is hundreds or thousands of times that of others! The extraordinary growth rate shocked everyone! Those who once looked down upon him can only look up at his back in the blink of an eye! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.