Entrance condition:

{
  "comeInWithGMode": {
    "mode": "any",
    "morphed": true
  }
}

Requires:

{
  "or": [
    "h_canArtificialMorphSpringBall",
    "h_canArtificialMorphBombs",
    {
      "and": [
        "Morph",
        "h_canFourTileJumpMorph"
      ]
    }
  ]
}