Gain run speed using a platform below the door in the other room. Jump through the door, carrying upward momentum into this room; if necessary, use a momentum-conserving morph or momentum-conserving turnaround through the transition.

Entrance condition:

{
  "comeInWithSidePlatform": {
    "platforms": [
      {
        "minHeight": 2,
        "maxHeight": 2,
        "minTiles": 27.4375,
        "speedBooster": true,
        "obstructions": [
          [
            1,
            0
          ]
        ],
        "requires": [],
        "note": [
          "This applies to Dust Torizo Room."
        ]
      },
      {
        "minHeight": 3,
        "maxHeight": 3,
        "minTiles": 39.4375,
        "speedBooster": true,
        "obstructions": [
          [
            3,
            2
          ]
        ],
        "requires": [
          "canTrickyDashJump",
          "canMomentumConservingTurnaround"
        ],
        "note": [
          "This applies to Metal Pirates Room."
        ],
        "devNote": [
          "FIXME: canTrickyDashJump is for difficulty placement; it doesn't really have anything to do with the non-linearity of Speed Booster jump height."
        ]
      },
      {
        "minHeight": 2,
        "maxHeight": 2,
        "minTiles": 45,
        "speedBooster": true,
        "obstructions": [
          [
            3,
            0
          ]
        ],
        "requires": [
          "canMomentumConservingMorph",
          "caneInsaneJump"
        ],
        "note": [
          "This applies to Statues Hallway.",
          "Using the full runway (backing into the corner, with or without a single-pixel arm jump),",
          "this has a 3-frame window for the jump, and a 3-frame window for the morph."
        ]
      },
      {
        "minHeight": 3,
        "maxHeight": 3,
        "minTiles": 39.4375,
        "speedBooster": true,
        "obstructions": [
          [
            3,
            0
          ]
        ],
        "requires": [
          "canMomentumConservingMorph",
          "canInsaneJump"
        ],
        "note": [
          "This applies to Flyway.",
          "Using the full runway, this has a 2-frame window for the jump,",
          "and either a 1-frame window or 2-frame window for the morph, depending on the jump timing (last-frame jump being better)."
        ]
      }
    ]
  }
}

Requires:

"HiJump"
"canCrossRoomJumpIntoWater"