Una ilustración del collar de Grindelwald a un lado, con un fondo inspirado en el mundo de Harry Potter y el nombre del artículo al otro lado
Reading time: 3 min Published on: 14 Aug 2026
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    The Blood Pact That United Two of History's Most Powerful Wizards

    Just as there are magical objects that impress with their power or history, some have something much more special: they seem to retain the feelings of those who created them.

    Gellert Grindelwald's pendant is one of those objects.

    A small metallic piece that seems simple at first glance, but that holds within it one of the most intense bonds in the history of the wizarding world.

    More than an object of power, it is the physical memory of a promise made between two wizards who once believed their destinies were intertwined forever.

    Grindelwald's pendant on small rocks

    A Pendant Born from a Seemingly Unbreakable Relationship

    The story of the pendant begins long before Dumbledore and Grindelwald became enemies.

    When they were young, they found something exceptional in each other: someone capable of understanding their ideas, sharing their ambitions, and challenging their own limits. And that may be precisely why a relationship marked by mutual admiration, trust, and a loving bond grew between them.

     

    Convinced they were destined, they wanted to create a symbol to represent that promise of staying united. Thus, the blood pact pendant was born.

    Grindelwald's pendant

    The Power of the Pendant: A Promise Engraved by Blood Magic

    As with everything in the wizarding world, things are not always as simple as they appear at first glance, and this pendant is no exception. Its true strength lay in the blood pact sealed within it. A magical bond born from a shared decision by Albus Dumbledore and Gellert Grindelwald, when both believed their future would always be intertwined.

     

    To create the pact, the two wizards mixed their blood and enclosed it using an ancient form of magic capable of transforming a promise into a supernatural obligation that remained linked to both as long as the pendant existed.

    From that moment, the oath ceased to depend on their words to become a magical law. It was no longer a symbolic promise, but a magical restriction that acted upon those who had created it, preventing them from breaking the oath never to fight each other.

     

    Precisely because it was linked to the will with which it was created, the pact could not be undone by just any spell. It was not an enchantment imposed from the outside, but magic born from the consent of both, so only those who had created it could undo it. That is perhaps the most interesting and significant aspect of its symbolism...

     

    And it is for this reason that Grindelwald wore the pendant for years as one of his most valuable possessions. As long as it remained intact, the pact continued to exist, so protecting the pendant meant preserving the magical bond they had created.

    Within it remained the pact, but also the memory of the person with whom he once imagined having by his side and trying to change the world.

    Even if superficially it might appear to offer protection, it had no weight as such; rather, it was a desire that persisted even as time passed and their lives took different paths. Neither truly wished to confront the other, except for the simple fact that such a confrontation might imply a desire to help the other change course...

    Grindelwald's pendant with red gem

    The Irony of a Promise That Ended Up Separating Them

    The most fascinating part of the pendant is its contradiction.

    It was created when two people were convinced that they would always walk together and that, believing they would never have reasons to fight, they sealed a blood oath promising never to fight each other.

    What then seemed a natural promise between those who shared the same dream eventually became a magical prison.

     

    Years later, Grindelwald became a threat, and Dumbledore understood that he had to stop him. However, the pact still existed.

    The promise that had been born to symbolize their union ended up preventing the only confrontation capable of stopping Grindelwald, conditioning not only their lives but also the fate of the world.

     

    This irony makes the pendant one of the most symbolic objects in Fantastic Beasts, and perhaps also one of the most tragic.

    Its true value lies in the story it preserves: the memory of a promise born from deep feelings, of a union that seemed eternal, but which ended up becoming an impediment that would hinder the opportunity to also save something of that old bond, giving rise to one of the deepest dramas in the saga created by J. K. Rowling.