Rakuin no Monshou - Volume 1, Chapter 6: Battle of Zaim Fortress

In the vast and boundless sky called Chaos, there exist countless universes. Ye Xiao, a person who rose from one of these universes was reborn in the Land of Morning Stars.

With the blessings of Morning Stars, Ye Xiao again rose in power and solved the mystery of the Lotus of Chaos that was hiding an entire universe within, and was capable of doing countless miracles.

Born with nine special abilities, Ye Xiao walked down the path of King, the person known as the First King to rule over the entire Chaos, captured boundless stars, devoured countless Universes, and finally created his own Chaos, becoming the King of Chaos.

This is the story of Ye Xiao adventuring into Chaos to create Chaos and rule Chaos.

Everything Is Chaos!

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Lin Wudao has traversed, and there is an invincible corpse collection system.

As long as you collect the corpses for the strong, you can get the things they owned or touched as rewards during their lifetime, and the obtained items are still strengthened.

Lowest, ten times stronger!

[You collected the corpse of the great emperor Jiang Taichu, and gained ten thousand years of cultivation! 】

[You collected the body of your fiancée Jiang Qingxue, obtained the Zichen Sword, a humane spirit weapon, and after strengthening it ten times, it was upgraded to become an extreme spirit weapon, the Xuantian Ancient Sword! 】

[You collected the bones of an immortal, obtained a ray of immortal origin, enhanced it by 100,000 times, and upgraded it to become the original origin of Hongmeng. After refining it, you can be promoted to the immortal emperor! 】

…

Since obtaining the invincible corpse collection system, Lin Wudao has embarked on an invincible road that can push through the ages and suppress the heavens.

- Description from novelbuddy

…but it seems pretty doable.