If Phantoon is defeated, start at least 2 tiles from the water line, and stutter just before entering it in order to charge a spark in room.

Requires:

{
  "or": [
    "f_DefeatedPhantoon",
    {
      "canShineCharge": {
        "usedTiles": 21,
        "steepUpTiles": 3,
        "openEnd": 0
      }
    }
  ]
}
"canStutterWaterShineCharge"
"canShinechargeMovementTricky"
"canWalljump"
{
  "or": [
    "canSpaceJumpWaterBounce",
    "HiJump"
  ]
}
"h_shinechargeMaxRunway"
{
  "shinespark": {
    "frames": 29
  }
}

Exit condition:

{
  "leaveWithSpark": {}
}

Unlocks doors:

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

Dev note: Using the dry runway and leaving with shinecharged would require canRiskPermanentLossOfAccess.