Sukuna in Fullmetal Alchemist Brotherhood Explained

If you’ve landed here wondering how Sukuna, the formidable King of Curses, fits into the world of alchemy and equivalent exchange, allow us to clear the air right away: Sukuna is not a character in Fullmetal Alchemist: Brotherhood. This isn't a fan theory, a hidden cameo, or a secret character arc; he simply doesn't exist within the acclaimed narrative of the Elric brothers. It's completely understandable why such a search might arise....