Requires:

{
  "or": [
    {
      "ammo": {
        "type": "Super",
        "count": 3
      }
    },
    "Plasma",
    "Ice"
  ]
}
{
  "heatFrames": 570
}

Clears obstacles: A

Dev note: Ice can move through the room more quickly but must spend time refreezing the dragons.