Pokemon Origin HeartGold

Credits & sources

The people behind Origin HeartGold, the English translation, this reference and the evidence used to describe the game.

Game and translation

  • 雁南飞TB (Yannanfei TB): original Origin HeartGold hack.
  • Alex (罗湖陈浩南a): v4.0.x development, built on hg-engine. Alex’s credits thank 耿耿耿耿鬼酱, 叶师傅 and 呱呱.
  • The Origin HeartGold English translation team, including u/kakapipi and collaborators: English translation, documentation, reference data and the specific gameplay tests attributed in this guide.
  • u/riap0526: Chinese patch and documentation packaging.
  • u/Shake69: partial v3 English translation, reused by the translation project with permission.
  • hg-engine and contributors: the underlying engine and credited graphics contributions.
  • Xzonn: Gen 4 Chinese character table; pret/pokeheartgold, ndspy and PokeAPI are also acknowledged in the translation project’s sources.

This website’s design, local navigation and guide tracking are an independent presentation. They do not imply affiliation with the game creators or translation team.

How to read the evidence

EvidenceWhat it establishes
Configured game dataValues and events found in the game. An event being configured does not prove that a player can reach it.
In-game descriptionWhat the game says. Descriptions can conflict with configured behavior.
Author noteA statement from the game’s authors. It does not mean the behavior has been confirmed in a gameplay test.
Upstream gameplay testA specific test reported by the translation team, with its conditions and limits. This fansite does not claim to have repeated it.

Coverage and versions

The reference describes Chinese v4.0.3 and English v1.0.0-rc8. Documentation was reviewed on 14 October 2026 against the 13 October RC8 release and its tagged documentation, including the changes introduced in RC7. Unaffected Chinese v4.0.3 data is retained.

There are 1,440 species/form records, 920 moves, 327 Abilities, 769 items, 138 locations, 1,023 Trainer records, 138 TMs/HMs and 85 tutor records. Counts describe reference coverage, not the number of obtainable or reachable entries.

English release corrections are applied to this site’s reference, including Boldore and Gurdurr’s level evolutions, Petilil’s Hisuian evolution, evolution-item use and the corrected tutor lessons. Original data and the documented corrections remain in the source records. Moves, Abilities, items, locations, trainers and lessons remain in searchable category lists with detailed panels. Only Pokemon and forms have dedicated detail pages.

All 13 walkthrough chapters and Known Issues are retained. Static puzzle directions and answers remain in the guides; no external solver is required to read them.

Images and notices

Standard Pokemon sprites and item reference images are distributed byPokeAPI. Pokemon artwork belongs to The Pokemon Company, Nintendo, GAME FREAK and Creatures. The repository'slicence retains the underlying image copyright. These are standard reference illustrations, not newly extracted Origin sprites. Forms without a verified match use a labelled fallback.

The Route 1 and Poke Mart screenshots come from the translation team's v4.0.3 camera documentation, recorded with the earlier English RC5 patch. They illustrate the game's settings; they are not new RC8 gameplay tests. This site's full-name text mark is independently styled, not the game's official logo.

The Forest of Time images are genuine English gameplay captures made in melonDS and documented by the translation team on 9 October 2026. The Honey-tree image is retained in its original guide context. Game imagery retains the underlying owners’ rights; it is not being relicensed as original fansite artwork.

The translation project releases its own documentation and translation contributions under CC0, with explicit exclusions for third-party work. Applicable script code is covered by Apache 2.0. The patch remains free and is not behind a donation prompt or paywall.

CC0 text · Apache 2.0 text · Full hg-engine credits · Patch notice

Reference limitations

Unknown values are not treated as zero, and a zero item value is not treated as a free shop offer. Encounter percentages, raw weights and unknown rates are kept separate. Trainer-owned Pokemon are not automatically available to the player.

The source inventory also preserves reserved item rows, unnamed move slots, unmapped encounter notes and supplementary author records. These help explain coverage; they are not promoted as additional playable content.

Encounter limitations

Some encounter information cannot be assigned to a confirmed location. It is not included as an extra place to catch a Pokemon. Use the location pages for documented encounters and their requirements.

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