Apocalypse: I Got the Power of a Hegemon from the Start

“Heh heh heh heh, you weak humans, let me purify you! Heh heh heh heh. Hmm... Let me think. How about we play a game? If you survive and reach level 100, congratulations, you’ll have earned the right to ascend and leave this place. Oh, right, every settlement has a survival base where you can buy whatever you want and get some rest. All right, let the game begin! Heh heh heh heh...”