All You Need to Become Stronger Is Krypton Gold.

Lin Tian traveled to another world and immediately awakened the krypton gold system. As long as you spend krypton gold, you can become stronger. But... Lin Tian has no money. Ten years. It's been ten years. Do you know how I spent these ten years? Until this day, the system unlocks new features: money tree, cornucopia... Do you have to work hard to become stronger? Want liver? Isn't it just krypton gold? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.