12

Entrance condition:

{
  "comeInWithGrappleSwing": {
    "blocks": [
      {
        "position": [
          5,
          2
        ],
        "note": "The Moat, Double Chamber, Wrecked Ship Energy Tank Room"
      },
      {
        "position": [
          2.375,
          4.5625
        ],
        "note": "Post Crocomire Farming Room"
      }
    ]
  }
}

Requires:

"h_heatProof"
"canTrickyGrappleJump"
"canBeExtremelyPatient"