Doomsday: Start with a Nomadison Navigator

Gu Xuan started his journey through the doomsday world and learned that the doomsday would come in three days. Guided by the mysterious information in his mind, he purchased the Normadison Navigator known as the "Fortress of Doomsday" and activated the god-level modification system! Bite! The modification is successful, the current defense level is lv2, and the defense self-healing is obtained! Bite! The modification was successful, the current force level is lv3, and an adaptive drone was obtained! Bite! You kill the licker and gain left-right fighting! Bite! You successfully capture a survivor stronghold and gain the title of ruler! "Sorry, my RV only accepts elites, not vases!" The flow of RV modification is not holy, everyone is welcome to try it. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.