From the left, break the bomb blocks by shinesparking from the neighboring room. After the blocks respawn and the Geemer is near, destroy them again using blue speed from the right. This opens a path for the Geemer to hit Samus through the transition.

Entrance condition:

{
  "comeInWithSpark": {}
}

Requires:

"h_ZebesIsAwake"
{
  "shinespark": {
    "frames": 67,
    "excessFrames": 42
  }
}
"canCarefulJump"
{
  "canShineCharge": {
    "usedTiles": 25,
    "steepUpTiles": 3,
    "steepDownTiles": 3,
    "openEnd": 1
  }
}

Exit condition:

{
  "leaveWithGModeSetup": {}
}