The Hidden Treasure of Area Zero
downloadable content for Pokémon Scarlet and Violet

The Hidden Treasure of Area Zero is a two-part downloadable content expansion pack for the 2022 role-playing video games Pokémon Scarlet and Violet on Nintendo Switch. It is developed by Game Freak and published by The Pokémon Company and Nintendo for the Nintendo Switch.
The first part, The Teal Mask, was released on September 13, 2023, and the second part, The Indigo Disk, was released on December 14, 2023. An epilogue, Mochi Mayhem, was released on January 11, 2024.
The expansion pack's storyline introduced new Pokémon not featured in the base games, including new Legendary Pokémon Ogerpon, Fezandipiti, Munkidori, Okidogi, and Terapagos, who each serve as the focal Legendary Pokémon of The Teal Mask and The Indigo Disk, and a new Mythical Pokémon Pecharunt, which is the focus of the epilogue.
Story
Part 1: The Teal Mask
The player is invited to participate in a student field trip to the land of Kitakami. Accompanied by Ms. Briar, a teacher guide from the sister school Blueberry Academy, the player travels to Kitakami and meets Carmine and her younger brother Kieran, two Blueberry Academy students native to Kitakami. The player is paired with Kieran and tasked with visiting three signs telling the story of "the Loyal Three". Many years ago, the ogre-like Pokémon Ogerpon, who was wearing the Teal Mask, attacked Kitakami, but three Pokémon named Okidogi, Munkidori, and Fezandipiti sacrificed themselves to defeat it.
Begin with the source’s own compact description: “The Hidden Treasure of Area Zero” is downloadable content for Pokémon Scarlet and Violet. The dossier treats that line as a proposition to test through Hidden, Treasure and Area, not as a finished interpretation.
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The phrase “downloadable content for Pokémon Scarlet and Violet” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 20, 2026. The linked authority identifier is Q122755874. None of the 4 selected statements returned an explicit reference. The first chronological checks are 2022, 2023 and 2024.
The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “The Hidden Treasure of Area Zero” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.