My Sandbox World

In the era of spiritual energy recovery, mankind was wiped out by the demon clan. Yang Yunkai returned from rebirth, obtained the system, captured the alien plane to develop civilization, and obtained the fruits of civilization and energy feedback. Technological civilization? Martial arts civilization? Magical civilization? Fighting civilization? Wuhun civilization? Cultivation civilization? Zerg civilization? Elemental race? You can do it all. Scientific and technological information, martial arts techniques, magic techniques, immortality cultivation techniques... There was once a sincere... Placed in front of me, Now, I hope it's… something for nothing! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.