IBJ up and roll through the bomb block; be sure not to bomb it or it will remain solid. Roll through the camera scroll blocks in the tunnel a few times to overload PLMs before continuing and touching the crumble block. Carefully climb the shaft with an IBJ. Note that the camera moves to the left once getting high enough, making this harder. Land on the top block, place a Power Bomb, then quickly exit G-mode before it explodes to break the blocks above.

Entrance condition:

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

Requires:

"h_blueSuitGMode"
"h_artificialMorphLongIBJ"
"h_artificialMorphPowerBomb"
"canBePatient"
"canOffScreenMovement"
"canTrickyGMode"

Clears obstacles: A