Requires:

{
  "obstaclesCleared": [
    "C"
  ]
}
{
  "or": [
    {
      "canShineCharge": {
        "usedTiles": 30,
        "steepUpTiles": 9,
        "openEnd": 1
      }
    },
    {
      "and": [
        {
          "canShineCharge": {
            "usedTiles": 31,
            "steepUpTiles": 9,
            "openEnd": 1
          }
        },
        {
          "doorUnlockedAtNode": 3
        }
      ]
    }
  ]
}
{
  "shinespark": {
    "frames": 125
  }
}

Exit condition:

{
  "leaveWithSpark": {
    "position": "top"
  }
}

Unlocks doors:

{"types":["ammo"],"requires":[],"useImplicitRequires":false}

Dev note: The Gauntlet Entrance door must be open, so the connecting room at 3 cannot be used. Unlocking the door is free since the obstacle C cleared means that any lock was already taken care of.