{
  "id": "game-mariowalker-retro-koopa-troopa",
  "name": "Retro Koopa Troopa",
  "aliases": [],
  "type": "character",
  "reality": "fictional",
  "loreStatus": "established",
  "summary": "Retro Koopa Troopa is the subject of a character animation lab for mariowalker.",
  "traits": [],
  "style": [],
  "collections": [
    "game-mariowalker"
  ],
  "cardArt": {
    "previewSha256": "081d9580aa42f06bb4e4e5425806e8e68fde46eaf2ee5fab742f8cf4f42d049e",
    "id": "catalog-game-game-mariowalker-retro-koopa-troopa-v1",
    "url": "/field-guide/assets/portraits/catalog-game-game-mariowalker-retro-koopa-troopa-v1.png",
    "previewUrl": "/field-guide/assets/portraits/catalog-game-game-mariowalker-retro-koopa-troopa-v1-480.webp",
    "alt": "Retro Koopa Troopa in the original game artwork.",
    "caption": "Authored game sprite, frame koopa-troopa-overworld-walk-0. The complete frame silhouette is preserved; transparent margins are removed only for display.",
    "status": "approved",
    "version": 1,
    "sourceLabel": "Mario Walker authored retro enemy atlas",
    "sourceUrl": "/gamelab/projects/mariowalker/assets/retro/enemies.png",
    "sha256": "6e51d1181846135b2f4ccf11ec6edb5feee7b88bb2be95f1665e1d88722b3331",
    "selectedUrl": "/field-guide/assets/portraits/catalog-game-game-mariowalker-retro-koopa-troopa-v1-1200.webp",
    "selectedSha256": "fbc06d280882511ea9fc38f3040bb186e4d109c9f8ae651f2f600bdd9816f006"
  },
  "variants": [],
  "appearances": [
    {
      "title": "Retro koopa-troopa Lab",
      "url": "/gamelab/projects/mariowalker/character-labs/retro-koopa-troopa.html",
      "collectionId": "game-mariowalker"
    },
    {
      "title": "Character Lab",
      "url": "/gamelab/projects/mariowalker/character-labs/",
      "description": "Named in this published page."
    }
  ],
  "relationships": [],
  "sources": [
    {
      "id": "public-site-gamelab-projects-mariowalker-character-labs-retro-koopa-troopa-html",
      "title": "Retro koopa-troopa Lab",
      "url": "/gamelab/projects/mariowalker/character-labs/retro-koopa-troopa.html",
      "revision": "sha256:f50165679e00ac1d3cff39ef3b5983f3d299a1642a08340924c5452a2662e1ef"
    }
  ],
  "history": [],
  "spoilers": [],
  "questions": [
    "What identity and story details should carry forward from this character lab?",
    "This source is a crossover experiment. Its borrowed characters do not establish shared canon with Eric’s original worlds."
  ],
  "references": [],
  "revision": 1,
  "updated": "2026-10-30"
}