{
  "id": "development-substitution-02",
  "corpus": "Separate development example, not the earlier single-round example or an audited statistical sample",
  "game": "Mystic Fortune",
  "variant": "original",
  "date": "2026-10-09",
  "localRound": 4,
  "stake": 12.5,
  "payout": 61,
  "net": 48.5,
  "balanceBefore": 1967.5,
  "balanceAfter": 2016,
  "completed": true,
  "bonusTriggered": false,
  "reels": [
    [
      {
        "name": "Bird",
        "symbolId": 1
      },
      {
        "name": "Nine",
        "symbolId": 12
      },
      {
        "name": "K",
        "symbolId": 8
      }
    ],
    [
      {
        "name": "Nine",
        "symbolId": 12
      },
      {
        "name": "Lion",
        "symbolId": 4
      },
      {
        "name": "A",
        "symbolId": 7
      }
    ],
    [
      {
        "name": "Nine",
        "symbolId": 12
      },
      {
        "name": "J",
        "symbolId": 10
      },
      {
        "name": "Lion",
        "symbolId": 4
      }
    ],
    [
      {
        "name": "Lantern",
        "symbolId": 6
      },
      {
        "name": "K",
        "symbolId": 8
      },
      {
        "name": "10",
        "symbolId": 11
      }
    ],
    [
      {
        "name": "K",
        "symbolId": 8
      },
      {
        "name": "Lion",
        "symbolId": 4
      },
      {
        "name": "Q",
        "symbolId": 9
      }
    ]
  ],
  "lineWins": [
    {
      "symbol": "Nine",
      "payout": 2.5,
      "payline": 2,
      "positions": [
        [
          0,
          0
        ],
        [
          1,
          0
        ],
        [
          2,
          0
        ]
      ]
    },
    {
      "symbol": "Lion",
      "payout": 50,
      "payline": 4,
      "positions": [
        [
          0,
          0
        ],
        [
          1,
          1
        ],
        [
          2,
          2
        ]
      ]
    },
    {
      "symbol": "Nine",
      "payout": 2.5,
      "payline": 6,
      "positions": [
        [
          0,
          1
        ],
        [
          1,
          0
        ],
        [
          2,
          0
        ]
      ]
    },
    {
      "symbol": "Lion",
      "payout": 2.5,
      "payline": 8,
      "positions": [
        [
          0,
          0
        ],
        [
          1,
          1
        ]
      ]
    },
    {
      "symbol": "Lion",
      "payout": 2.5,
      "payline": 15,
      "positions": [
        [
          0,
          0
        ],
        [
          1,
          1
        ]
      ]
    },
    {
      "symbol": "A",
      "payout": 1,
      "payline": 20,
      "positions": [
        [
          0,
          0
        ],
        [
          1,
          2
        ]
      ]
    }
  ],
  "scatterPayout": 0,
  "analysedLine": {
    "symbol": "Lion",
    "payout": 50,
    "payline": 4,
    "positions": [
      [
        0,
        0
      ],
      [
        1,
        1
      ],
      [
        2,
        2
      ]
    ]
  },
  "screenshot": "/images/mystic-fortune-recorded-bird-substitution.webp",
  "screenshotSha256": "facdea80010e6bbb735adb6642195ced4bddef1d3430d78148e75f477cca7adb",
  "rawExchangeSha256": "3a23c131db983d94e88d50306577de2990130f2cb0acfb393032e4b87a455374",
  "scope": "A recorded example of Bird substitution on a paid Lion line. No inference about frequency. Screenshot cycles highlights across different paying lines; its 2.50 overlay is not the 50-credit line payout."
}