I'm making a list of important details to explain ranking and the likes in an auxiliary chapter or chapters

Not even remotely, maybe for vol 1... but there are things even the titan fears

-X is the boundary before one can use Aether, a power given by the world itself to it's champions.

The mc's race is a titan, the reason he exists is not known as he is the first of his kind, another reason why knowledge has such limited information about the race.

I am creating a Pinterest to display all the concept art, and I should have it up by tomorrow I hope.