12

Use a Grapple fling to get stuck inside a breakable Grapple block. It can help to break two or more Grapple blocks in a row. Crystal Flash then X-ray climb to the region above (less than 1 screen). There is a chance that Samus will not be able to Crystal Flash unless first placing a Bomb or Power Bomb.

Requires:

{
  "notable": "Grapple Block Crystal Flash"
}
"canPreciseGrapple"
"canJumpIntoRespawningBlock"
"canInsaneJump"
"h_bombThings"
"h_CrystalFlash"
"canXRayClimb"
{
  "or": [
    "h_fourTileJumpMorph",
    "h_useSpringBall",
    "canIBJ",
    "SpeedBooster",
    {
      "and": [
        {
          "not": "f_DefeatedPhantoon"
        },
        "canRiskPermanentLossOfAccess"
      ]
    }
  ]
}

Exit condition:

{
  "leaveNormally": {}
}

Unlocks doors:

{"types":["ammo"],"requires":[]}