I Bound Myself to a Destructive Witch - Chapter 404 - 379. Assassinate Sirius! The Strongest Star God!

Qi Tian was determined to design the most advanced aircraft engine but accidentally lost his life while saving others. He then transmigrated to the National Master Manor in the Cultivation World and became a disciple of the National Master, with an extra engine appearing inside him.Whether it's enemies or spirit stones and elixir, they all can serve as fuel for his engine. With the engine roaring, his cultivation journey is as unstoppable as a flying plane.As a National Master, he assists in setting up emperors and selecting heirs. The nation thrives, and the people live in peace.As a cultivator, he sweeps away all kinds of spirits and demons. Emperors bow their heads, and warlords make way.What did you say? A monk wants to bring three great demon cultivators through here? Can you tell them that my engine needs an upgrade?[This book is written in a refreshing style, making reading easy and relaxing. Your support is greatly appreciated.]

Li Yi accidentally obtained a black science and technology library, which contains countless books of the inheritance of high-tech civilization and records countless knowledge.

There are thousands of bells in the book, there is a golden house in the book, there are many horses in the book, and there are Yan Ruyu in the book.

Li Yi has completely turned into a bookworm, learning all kinds of knowledge from the library, grand unified theory, particle Tebo theory, …, acquiring various black technologies, superconducting materials, super batteries, intelligent algorithms, … .

- Description from novelbuddy

As the heir apparent of the Ye family, Ye Xuan went through fire and water for his family, but Ye Lang, who had just awakened his Divine Soul, usurped his place. In order to keep his position, Ye Xuan challenged Ye Lang to a Life-death Duel. With the broken Dantian, would he win this fight? The black ring his mother left brought him a great opportunity: Realm Hell Tower, where he met a mysterious lady, who told him to look for nine Daoist Laws to enhance his strength and gave him the Spirit Heaven Sword. Could Ye Xuan find all the Daoist Laws and become a powerful swordsman?

- Description from Novelupdates

The story is about a a hitman, Who dies because of his own recklessness and transmigrates into a game he used to play after his retirement as a hitman.I'm not gonna spoil any further, but i might answer few of your questions.Is MC overpowered?Nope, he'll become strong over time and all battle he'll fight will be because of his effort and techniques.Is there magic and adventure?Yes! It have both magic like normal isekai with adventure and fighting with monsters and many other things. There are other important things like “Essence Stone” But let's talk about it in the chapters.There will be harem?Not really, He will be in contact with many beautiful female and males but one waifu but i haven't decided yet.All i can say is, give it a try, I'll try my best to make it worth your time.