One interesting headcanon could be about the backstories of the Servants. For example, there might be a headcanon that a certain Servant had a secret friendship in their past life that influenced their character in the game. Another could be related to the magic system in the Fate Grand Order universe, like a unique way of casting spells that isn't shown in the main story.
The ending of the TBHK manga is quite unexpected and leaves some room for interpretation. The main characters face significant challenges and the resolution brings both closure and a hint of mystery.
Well, the ending of the TBHK manga is kind of up in the air. It depends on various factors like the story's progression and the author's plans. We just have to wait and see.
I don't have the precise number off the top of my head. But a quick online search or checking manga-related websites should give you the up-to-date volume count.
Well, there are several options. Some libraries might have physical or digital copies. Online, you could check sites like Crunchyroll or Comixology. Just make sure they have the legal rights to distribute the manga.