Clear the two Holtzes that greet you and collect their drops. With heat protection, you can farm up at a Zebbo pipe. Run across the acid then jump up to a Zebbo pipe for the interrupt.

Entrance condition:

"comeInWithRMode": {}

Requires:

"Gravity",
{"or": [
  {"and": [
    "canBePatient",
    "canDodgeWhileShooting",
    {"heatFrames": 2400}
  ]},
  {"and": [
    {"or": [
      "Wave",
      "Spazer"
    ]},
    {"heatFrames": 950}
  ]},
  {"and": [
    {"or": [
      "Plasma",
      {"and": [
        "Ice",
        "Wave",
        "Spazer"
      ]}
    ]},
    {"heatFrames": 500}
  ]},
  {"and": [
    {"enemyKill": {
      "enemies": [["Holtz", "Holtz"]],
      "explicitWeapons": ["ScrewAttack", "Ice+Wave+Plasma"]
    }},
    {"heatFrames": 100}
  ]},
  {"and": [
    "canDodgeWhileShooting",
    {"enemyKill": {
      "enemies": [["Holtz", "Holtz"]],
      "explicitWeapons": ["Super", "PowerBomb"]
    }},
    {"heatFrames": 550}
  ]}
]},
{"or": [
  "h_heatedCrystalFlashForReserveEnergy",
  {"and": [
    "h_RModeCanRefillReserves",
    {"resourceMissingAtMost": [{"type": "Missile", "count": 0}]},
    {"resourceMissingAtMost": [{"type": "PowerBomb", "count": 0}]},
    {"resourceMissingAtMost": [{"type": "Super", "count": 0}]},
    {"or": [
      {"partialRefill": {"type": "ReserveEnergy", "limit": 40}},
      {"and": [
        "h_heatProof",
        {"refill": ["Energy"]}
      ]}
    ]}
  ]}
]},
{"canShineCharge": {"usedTiles": 38, "openEnd": 0}},
{"heatFrames": 390},
{"acidFrames": 133},
{"autoReserveTrigger": {"maxReserveEnergy": 95}},
"canRModeSparkInterrupt",
{"heatFrames": 80}