Fantasy: Invest in the Saint, and I Will Be Rewarded Billions of Times

After traveling through the fantasy world for sixteen years, just when Zhang Fan was about to reach the end of his rope, Golden Finger finally came online. Divine system! For every investment, there is a gain, and there are critical hit rules, which can reach up to hundreds of millions of times. "Ding! You invest a copper coin in the beggar, trigger a critical hit, and get a thousand times the harvest!" "Ding! You help the saint break through the realm, trigger a critical strike, and gain ten thousand times the harvest!" "Ding! You invest in yourself, increase your martial arts understanding of the immortal combat body to a thousand years, trigger critical strikes, and gain billions of times the harvest!" A few years later, when Zhang Fan was at his peak. Some people ask how to be as powerful as you. Zhang Fan replied with a smile: "It all depends on hard work." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.