Crystal Flash, or farm Mellas and use a Power Bomb. Run through the speed blocks and use a Mella or the acid to interrupt.

Entrance condition:

{
  "comeInWithRMode": {}
}

Requires:

{
  "or": [
    "h_CrystalFlashForReserveEnergy",
    {
      "and": [
        "h_RModeCanRefillReserves",
        {
          "resourceMissingAtMost": [
            {
              "type": "Missile",
              "count": 0
            }
          ]
        },
        {
          "partialRefill": {
            "type": "ReserveEnergy",
            "limit": 20
          }
        },
        "h_usePowerBomb"
      ]
    }
  ]
}
"h_shinechargeMaxRunway"
{
  "or": [
    {
      "autoReserveTrigger": {
        "maxReserveEnergy": 95
      }
    },
    {
      "and": [
        {
          "autoReserveTrigger": {}
        },
        {
          "acidFrames": 20
        }
      ]
    }
  ]
}
"canRModeSparkInterrupt"

Clears obstacles: A, B