Requires:

"canUseEnemies"
{
  "or": [
    "Gravity",
    {
      "and": [
        "canSuitlessMaridia",
        "HiJump"
      ]
    }
  ]
}
{
  "or": [
    {
      "obstaclesCleared": [
        "A"
      ]
    },
    "h_canUsePowerBombs"
  ]
}

Clears obstacles: A

Dev note: HJBless SpringBall jumps require less obvious snail positioning.