Move quickly (when X-Ray is not active) to climb the shaft before the Fune fireballs would reach Samus.

Entrance condition:

{
  "comeInGettingBlueSpeed": {
    "length": 4,
    "openEnd": 1,
    "minExtraRunSpeed": "$4.7"
  }
}

Requires:

"canLongChainTemporaryBlue"
"canXRayTurnaround"
{
  "heatFrames": 760
}

Exit condition:

{
  "leaveWithTemporaryBlue": {}
}

Unlocks doors:

{"types":["super","powerbomb"],"requires":[]}
{"types":["missiles"],"requires":[{"heatFrames":50}]}