Requires:

{
  "obstaclesCleared": [
    "F"
  ]
}
{
  "heatFrames": 200
}
{
  "or": [
    {
      "and": [
        {
          "enemyKill": {
            "enemies": [
              [
                "Dessgeega",
                "Dessgeega",
                "Dessgeega"
              ]
            ],
            "explicitWeapons": [
              "Missile"
            ]
          }
        },
        {
          "heatFrames": 300
        }
      ]
    },
    {
      "obstaclesCleared": [
        "C"
      ]
    }
  ]
}
{
  "or": [
    {
      "enemyKill": {
        "enemies": [
          [
            "Multiviola",
            "Multiviola"
          ]
        ],
        "explicitWeapons": [
          "Missile"
        ]
      }
    },
    {
      "obstaclesCleared": [
        "E"
      ]
    }
  ]
}

Clears obstacles: C, E

Unlocks doors:

{"types":["missiles"],"requires":[{"heatFrames":30}]}