Entrance condition:

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

Requires:

"Morph",
"h_navigateUnderwater",
{"or": [
  "Gravity",
  "HiJump",
  {"and": [
    "Grapple",
    "canUseEnemies"
  ]},
  {"and": [
    "canSpringBallJumpMidAir",
    {"or": [
      "canTrickyJump",
      "canSpringFling",
      "canStationaryLateralMidAirMorph",
      "canTrickyUseFrozenEnemies"
    ]}
  ]},
  {"and": [
    "canTrickyUseFrozenEnemies",
    "canTrickyJump"
  ]}
]}