@H-bomb In theory the sword didn't grow but used the power that absorbed BEFORE entering in the Demon Domain... i will still make some questions but i don't think this work will have perfect consistency, now or in the future.
------------ My life on Anime\Manga: https://www.anime-planet.com/users/DarkSigma ------------
Always give a second try to what you drop, you never know, maybe it was just not the right moment for yo