How Old Is Killua Zoldyck in Attack on Titan

It's a common and understandable mix-up when you're diving deep into the vast world of anime, trying to connect characters from different universes. You've landed here asking a critical question about a beloved character, Killua Zoldyck, and we're ready to clear up any confusion and deliver the complete picture of who he is and how old he really is. Let's cut right to the chase: Killua Zoldyck, the lightning-fast, silver-haired prodigy, is not a character from Attack on Titan....