MTL - The Feast - Chapter 39 : It turns out that

Spend life energy to infuse martial arts, and you can perform unlimited deductions.

Shen Yi’s mortal body only has a lifespan of less than a hundred years. Fortunately, he can gain his remaining lifespan by killing demons.

In the troubled times where evil spirits are everywhere, the long sword is revealed, causing the liver and gallbladder of these creatures who have lived for thousands of years to burst!

From [Eagle Claw Technique] to [Eight Desolations Splitting Heavenly Hands], from [Demon Subduing Fist] to [Golden Body Prison Suppressing Dharma Appearance]!

Shen Yi occasionally ponders, how come this lifespan is getting longer with more use?

He put the sword into its sheath, raised his eyes to the sky, and heard that there was a Jade Palace above the clouds. It was filled with thousands of saints, each of whom had experienced endless years.

This time I came to heaven just to borrow a million years from the immortals to prove my path to immortality.

- Description from novelbuddy

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

This novel is also known as Magic Industrial Empire

A prestigious senior mechanical engineer in the industry, Xu Yi was sent to a world dominated by magic.

In a world with an almost non-existent industrial system, how can Xu Yi display his value?

When magic collides with modern technology, when magic merges with machinery, that is the beginning of this story.

- Description from Novelupdates

Gu Jiuyi accidentally time-traveled to ancient times, which was already quite inconvenient, but then she also encountered a great disaster. With no other choice and to survive, Gu Jiuyi had to cling tightly to the benefactor’s leg. Following her young benefactor, she fled the famine without panic. How to deal with disease, hunger, wild beasts, and evil people all at once? Bring it on, let’s showcase our ten all-around abilities, plus the system space, everything can be crushed (Xie Zhan: You can’t even cook properly, yet you claim to have ten all-around abilities? Where’s your face?). We can even lead everyone to prosperity and enjoy royal provisions.When Gu Jiuyi was enjoying the happiness of being a single wealthy lady, her young benefactor cornered her against the wall: Come with me to the palace, I’ll make you my consort.What the heck? I don’t want to engage in palace intrigues!