The Sovas should be killed if you are heat proof.

Requires:

"Morph"
{
  "heatFrames": 150
}
{
  "or": [
    "h_heatProof",
    {
      "enemyDamage": {
        "enemy": "Sova",
        "type": "contact",
        "hits": 1
      }
    }
  ]
}