Kakashi Hatake in Fullmetal Alchemist Brotherhood Explained

Let’s get straight to the point: Kakashi Hatake, the renowned Copy Ninja and a central figure in the Naruto universe, does not appear in Fullmetal Alchemist: Brotherhood. These two beloved anime series, while both pillars of the shonen genre, exist in entirely separate fictional worlds with distinct characters, storylines, and themes. If you came here wondering about a crossover or a hidden cameo, we can clarify that there's no connection between them....