Shounen

A world where humans, beasts, demons, gods, dragons and pixies fight for supremacy; A war where great beast warriors of the Baemon troop, the dragon knights that soar in the sky, and the demon race that befell into the angel troops battle. A mixed blood child, who bears the blood of a human, demon and beast, went through hardships that no other people had, and has unmatched wild war potential. He is destined to restructure the chess pieces of this world, and also fated to have an exceptional heart-wrenching love life.

Manga adaptation(by Shiki Satoshi) of the prequel light novel, of Shingeki no Kyojin(Attack on Titan)
The story follows the creator and the creation of the 3DMG, Ángel Aaltonen.
A mysterious youth named Kyklop and various other characters.
Set around 80 years before the main story of Eren & Co. In the year 770 to 790 of AoT's fictional alternative world.