Spending My Retirement In A Game - Chapter 820: Failed Ascension

Eren Idril died as an old, decrepit, and piss-poor adventurer by the maws of a D-Rank monster. He had a lot of unfulfilled dreams and desires that couldn't see the light of the day after the light in his own eyes died down.

But fortunately for him and unfortunately for the world, that wasn't his end. Eren was somehow dived back in time when he was a mere teen, attending Lionheart Academy for adventurers.

When life gives him a second chance, Eren decides to exploit it to its fullest. Experience his vile deeds as he partakes in them without feeling the slightest bit of hesitation.

The end of the world is full of crises, but Su Chen says not to worry because he has the Red Alert System. That’s how confident he is. You say you have a lot of weapons? Sorry, I have more weapons than I can use here. Let me introduce you to the weather control device. You say the mutant beasts are very powerful? No problem, I have a way to deal with them…

“Brother Katakuri, I’m sorry, I don’t want to bear the name of Charlotte for a long time!”

“Ace, your flame is too weak!”

“Akainu, magma is dessert to fire dragons! Why don’t you understand this?”

The man who ate the dragon fruit, the traitor of the Charlotte family, sprinted towards the title of One Piece!

- Description from novelbuddy

In a world ravaged by fiend beasts and spatial rifts, humans fight back using “”Soul Contracts”” to tame these creatures, turning them into protective spirit animals. Amidst this chaos, Zhou Mu, born with inadequate soul intensity and physical prowess, struggles to become an esteemed Animal Whisperer.With only a low-tier grass snake as his spirit animal and limited chances to pass the Whisperer’s test, Zhou Mu’s future looks bleak. However, an unexpected twist comes with the discovery of a mysterious system that allows him to trade personal attributes for power. As he navigates this new potential, Zhou Mu faces the challenge of overcoming his limitations and rising to power in a world where strength determines one’s fate.