If Phantoon is killed, hold right while wall jumping, jump just before the spikes and after them. Don't release jump while passing the spikes to prevent taking a hit.

Requires:

{
  "or": [
    {
      "obstaclesCleared": [
        "A"
      ]
    },
    "h_usePowerBomb"
  ]
}
{
  "useFlashSuit": {}
}
{
  "or": [
    {
      "shinespark": {
        "frames": 32,
        "excessFrames": 3
      }
    },
    {
      "and": [
        "HiJump",
        {
          "shinespark": {
            "frames": 29,
            "excessFrames": 3
          }
        }
      ]
    },
    {
      "and": [
        {
          "shinespark": {
            "frames": 5,
            "excessFrames": 3
          }
        },
        {
          "or": [
            "canWalljump",
            "SpaceJump"
          ]
        }
      ]
    }
  ]
}

Clears obstacles: A