Requires:

{
  "resetRoom": {
    "nodes": [
      1
    ]
  }
}
{
  "or": [
    {
      "and": [
        "ScrewAttack",
        {
          "cycleFrames": 310
        }
      ]
    },
    {
      "and": [
        "Plasma",
        {
          "cycleFrames": 440
        }
      ]
    },
    {
      "and": [
        "Wave",
        "Spazer",
        "canDodgeWhileShooting",
        {
          "cycleFrames": 500
        }
      ]
    },
    {
      "and": [
        {
          "notable": "Doorway Sidehopper Kill"
        },
        {
          "doorUnlockedAtNode": 1
        },
        "canTrickyDodgeEnemies",
        {
          "or": [
            {
              "and": [
                "Wave",
                {
                  "cycleFrames": 750
                }
              ]
            },
            {
              "and": [
                "Spazer",
                {
                  "cycleFrames": 840
                }
              ]
            },
            {
              "and": [
                "Ice",
                {
                  "cycleFrames": 1000
                }
              ]
            },
            {
              "cycleFrames": 1440
            }
          ]
        }
      ]
    }
  ]
}

Clears obstacles: A

Resets obstacles: B

Farm cycle drops: 2 Sidehopper