The Reborn Otaku's Code of Practice for the Apocalypse - Chapter 172

Grounded in the Transcendent, framed by the Sequence, the Wizard ignited the Source Energy and spewed out a mist of Origin Energy.The roaring sound of steam echoed through the entire epoch!In the depths of shadow and the dark tide.Countless greedy, twisted, polluted, and deformed gazes were coveting this roaring new World.The World began to buzz with activity!A certain Wizard, however, was lurking silently in a corner.“I like to develop!”“Then, what is the deal with those Demon King's heads and Evil God's skeletons?”“I told you, I like to develop, and this is the fate of those who hindered my growth!!”

Power and desire, money and strength, conscience and responsibility, the road ahead is at a loss, as a time traveler, Simon, where will he go, this is a leading mainstream novel with a relaxed daily life and a slow pace

- Description from novelbuddy

One week. If you survive, you choose a Cosmic Power... you survive. Jace isn’t one to give up. Not when his sister dies. Not when he loses his legs. And definitely not when The Cosmic System takes over Earth. With nothing more than his street smarts, the clothes on his back, and a river otter companion; he must survive a planet full of vicious predators that see him as an easy meal. If he can survive? He gets to choose a Cosmic Power and a Class. A path to ascension. A way to bring his sister back.