MTL - My Brother-in-law is the Prince - Chapter 37 Emperor's troubles

Have you often come across a game where you start with a bonfire, surrounded by ice and snow, with resources all manually transported, and monsters attacking at any time...Xia Hong wakes up to find himself in such a world.The ice and snow rage on, beasts rule the land, civilization is lost, and all people and things that once existed have been invaded into powerful and bizarre entities, leaving humans as a humble race surviving in the shadow of winter, on the brink of extinction.Fortunately, Xia Hong possesses a camp system that can upgrade infinitely.[Small Bonfire]—[Iron Furnace]—[Solar Cauldron]...[Wooden Post]—[Training Ground]—[Martial Arts Hall]...[Bamboo Fence]—[Black Soil Wall]—[Iron Wall]...[Monument Stone]—[Notice Board]—[Hero's Monument]......As Xia Hong slays the beasts and exterminates the bizarre entities, gradually gathering humans, dispelling the winter, and opening up territory, the mysterious veil of this world is slowly unveiled in its entirety.

I was reincarnated into another world, and I’ve brought the Horadric Cube from Diablo II with me.
Being a knight is cool and all, but being a wizard is pretty neat as well.
So, which one will it be?

All the firsts I want to remember were with you.From the summer when I was eighteen and knew nothing to the summer when I turned thirty-one and learned so much.Even the seasons without you felt like you were deeply ingrained.“We’re just friends, so there’s nothing special between us.”You pushed me away with a poker face, but because we were friends,I endured those countless days,and it seems you still don’t know it.So, it looks like I’m going to repeat the same futile effort.“Did I ask if you needed a man? If you do, I’ll be your man.”You need to get to know the thirty-one-year-old me.If you look at me with those eyes you didn’t see before.“You’ve become a real troublemaker.”Now that you’re here, it’s just the beginning of .

Thrown into a brutal world of swords and sorcery, his memories stolen by an unseen force, Magnus wanted only one thing: to go home.But every kingdom, devil, and god — along with regressors, possessors, and fellow reincarnators — seeks to carve him apart.Survival demands war. War demands survival.And with a System that hides more than it reveals, Magnus is dragged down a bloodstained path... one battle, one betrayal, one broken world at a time.