It's certainly possible that that Dark Wizard really is a Blue Wizard, and that is the end of it. However, it's a bit frustrating that Rings of Power season 2 wouldn't just confirm this.

The Rings of Power Season 2 sees a new threat rise in the East of Middle-earth, and for once we’re not talking about Sauron. Yes, the Dark Lord is back, but there’s also a “Dark Wizard ...

The character is billed as “A dark and powerful wizard, whose origins and intentions are shrouded in secrecy, and who has a legion of magic-wielding acolytes who obey his every command — among ...

The Fool's Apprentice is a sandbox wizard academy management sim where you bespell your many apprentices as you build science and the arcane arts alike. As the director of a newly-formed magical ...