How Old Is Killua Zoldyck in Fairy Tail

It's a common query that sparks curiosity among anime fans, but let's clear up a significant detail right from the start: Killua Zoldyck is not a character in Fairy Tail. While both are incredibly popular anime series with devoted followings, Killua Zoldyck is, in fact, one of the most beloved protagonists from Yoshihiro Togashi's iconic series, Hunter x Hunter. This confusion is understandable, as the anime world is vast and characters from different universes sometimes share similar archetypes or even looks....