Killed For 100 Years in Hueco Mundo, Aizen Invited Me To Soul Society! - Chapter 288: A Beast Born For Battle!

Six months ago, tens of thousands of black phantom towers appeared all over the world, floating above the cities. Chemists, physicists, religious people… all of them could do nothing.

The celestial celestial beings who lived for more than 100,000 years were born and reborn in a small monk in a human world.
His motto: “It’s not as good as a medicinal medicine for ten years of hard work.” “Even if you practice a copper-iron bone, it’s not enough for my soldier’s attack.”

- Description from Novelupdates

Adventures of a reincarnated Old Man who died saving a kid who was about to get hit by a Truck. Reborn as the son of Duke DragonHeart, AshBorn being a unique individual with Dragonblood and elf blood in his veins he spends his childhood training with dragons and spirits of the world tree goes out into the world to adventure and climb the tower, traveling to different planets,learning the secrets of the universe as he fights an evil unknown enemy, in a perfect way of course

Four years after the Third Nightmare, something unexpected happens. A group of people find themselves in a strange theatre, which tells them to react to someone's story...?