Moonfall into the door transition and stay in spin to fall through the top 4 levels of solid tiles. A flatley style turnaround will land between the Bomb and Crumble blocks and can be continued with another Moonfall.

Entrance condition:

"comeInWithStoredFallSpeed": {
  "fallSpeedInTiles": 1
}

Requires:

"canPrepareForNextRoom",
"canMoonfall",
"canFreeFallClip",
{"enemyDamage": {"enemy": "Multiviola", "type": "contact", "hits": 1}},
{"or": [
  {"ammo": {"type": "Missile", "count": 3}},
  {"ammo": {"type": "Super", "count": 3}},
  "Plasma",
  "h_heatProof"
]},
{"heatFrames": 300}

Dev note: Entering the room with a moonfall can be assumed always possible for comeInWithStoredFallSpeed. FIXME: This could benefit from another node below 4.