An ancient king is reincarnated countless years after his death so that he can truly master the blade.
and control over it means exerting 
your will over the world itself.
.والتحكم به يعني ممارسة إرادتك على العالم بنفسه
Wer ihn manipulieren kann, kann die Welt
ganz nach seinem Willen umformen.
y, si lo controlas,
podrás manejar el propio mundo.
y, si lo controlas,
podrás manejar el propio mundo.
La capacité à le contrôler implique
la manipulation du monde lui-même.
Riuscire a manipolarlo
 vuol dire saper manipolare il mondo stesso.
e controlá-lo significa exercer
sua vontade sobre o mundo.
Кто управляет им, способен
подчинить своей воле сам мир.