In direct G-mode, the door will not close, and the in-room doorsill gives enough running room to make it up to the invisible ledge.

Entrance condition:

{
  "comeInWithGMode": {
    "mode": "direct",
    "morphed": false
  }
}

Requires:

"canPreciseWalljump"
"canTrickyJump"
{
  "or": [
    {
      "spikeHits": 1
    },
    "canMorphTurnaround",
    "canMoonwalk",
    {
      "and": [
        "canArtificialMorph",
        {
          "tech": "canMorphTurnaround"
        }
      ]
    }
  ]
}