Reincarnated as Genghis Khan's Grandson, I Will Not Let It Fall - Chapter 20: The Eastern Rider

In a fractured world ravaged by the collision of dimensions, humanity faces an apocalyptic threat from three fronts—vengeful ghosts from the past, sinister alien invaders from beyond the stars, and rogue artificial intelligences that have turned on their creators. Amid the chaos, a resistance rises, blending human courage with AI innovation to battle the horrors plaguing the Earth.Leading the charge is Elara Myles, a brilliant yet haunted survivor who holds a mysterious nexus device—one that connects to a realm between the living and the dead. As the veil between dimensions thins, Elara must confront phantom enemies and inner demons while uncovering the secret behind the Nexus—before it becomes humanity’s doom.With every heartbeat, the war intensifies. Ghosts whisper secrets, machines evolve with emotion, and the skies rain down terror. In Phantom Nexus, survival isn't just about fighting back—it's about understanding the enemy that once was us.

Suzuki, an adult programmer, suddenly notices that he’s been thrown into a different world while wearing a casual clothes at level 1. He gained high levels and treasures after using the 3 times use-disposable-magic, Meteor Shower, once. After that he intends to do different world “sightseeing tours”? He meets 3 beast girls, beautiful purple and black haired sisters, and an eccentric blonde haired elf girl along with various people during his trip. Although there are occasional fighting with demons and demon lords, this is a heartwarming fantasy story at heart.

An ordinary student, a wretched peeper, a cowardly teenager with a kind heart. In a terrorist attack, he inherited the knowledge of countless elites, embarked on a path of God Jagged Tu…

He is an artist!

He is a mathematician!

He is a psychology Doctor!

He is a master of fighting!

In fact, he is a man

Taken off raw site:

A wretched, dirty young man is working during the summer when he was caught up in a mysterious explosion. After that explosion, the young man is then left with the memories and knowledge of dozens of the world’s experts.

He has changed, his heart has become cold, iron-blooded. He became a killing machine, his mind turned mechanical, calculative. Everything goes according to his plans and calculations!

In this magical, slaughterous world, a door is opened for him…

- Description from Novelupdates

When a glowing portal yanks Leo from his struggling existence, he is saved by a mysterious system which gifts him new chance to break free from his side character experienceRebuilding an abandoned guild to honor his family’s legacy, Leo finds himself under the evil eyes of monsters, both from humanity and the gates he ventures intoin short : overpowered necromancer building a guild.