I Have a Mansion in the Post-apocalyptic World (Web Novel) - Chapter 1209: Power Armors with Built-in Hacks

The world-class online game launched by the United Nations in 2020, Tianlin, is officially launched at the same time in all countries of the world.

Su Ye was born again from 2025 to 2020, and he kept all the main developments in the past five years.

What? You only have a black iron weapon, I have a bronze suit.
What? The gold level of your pet, sorry, my god is a pet!
What? A bottle of pharmacy 1 gold coin is too expensive, the boss gave me ten barrels!

Su Ye Li Zhi: Since you are born again, you have to be the strongest player!

- Description from uukanshu (translated)

【The latest update for 'Age of Ice' has been completed, heralding the era of open beta testing for all. In one minute, every human on Blue Star will be thrown into this game.】Starting with a small bonfire, this is your range of activity.You must continually gather materials and upgrade the level of your bonfire.Bonfire → Large Bonfire → Furnace → Energy Tower → Super Energy StationBy unlocking more buildings and recruiting various troops, build your power in this extremely harsh world.Having just crossed over, Cao Xing accidentally activates the sole hidden SSS-grade talent: Eternal Power.At that moment, he discovers a beautiful Saozi (sister-in-law) accompanying him...With their hidden talent, they cooperate and gradually expand and strengthen their territory!As they explore the vast world beyond, more secrets of this expansive world come to light...

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.

While the demons were rising, mankind was about to become extinct. Six temples rose and protected the last territory of mankind.