Samus will be slowed by lava if SpeedBooster is equipped, even with Gravity.

Requires:

{
  "or": [
    {
      "and": [
        "Gravity",
        {
          "heatFrames": 195
        },
        {
          "lavaFrames": 195
        }
      ]
    },
    {
      "and": [
        "Gravity",
        {
          "disableEquipment": "SpeedBooster"
        },
        {
          "heatFrames": 150
        },
        {
          "lavaFrames": 150
        }
      ]
    },
    {
      "and": [
        {
          "heatFrames": 200
        },
        {
          "lavaFrames": 200
        }
      ]
    }
  ]
}