HOENN CAMPAIGN SOURCE ART AND GEOGRAPHY
Original game, map design and pixel art: Pokémon Emerald — Game Freak / Nintendo / Creatures.
Source decompilation: https://github.com/pret/pokeemerald
Pinned commit: 731ad5bfd6e6f265508d0efcca0ba42f9dcf5881
Conversion: tools/import_campaign.py, native metatile assembly and lossless indexed-palette conversion.
Every map, tileset, source palette, collision word and NPC image used is hashed in provenance.json.
Map scripts, flags and dynamically selected destinations retain their source names for the adapted game.
This source availability is not an independent commercial license for Pokémon artwork.

Ash Ketchum trainer sprite art: lukethefoxen. https://www.deviantart.com/lukethefoxen/art/OLD-Ash-ketchum-sprite-sheet-841871665
Artist permission: 100% free to use just give me credit. Original frames are cropped and padded only.
Ash uses two directional views (mirrored side view), with original walking/run/stance/command frames.