Avoid the fireballs while waiting for the Sovas. If the fireball is going to be at a bad cycle, it can help to kill the first Sova.

Entrance condition:

{
  "comeInNormally": {}
}

Requires:

{
  "heatFrames": 1200
}

Exit condition:

{
  "leaveWithDamage": {
    "enemy": "Sova"
  }
}

Unlocks doors:

{"types":["missiles","super"],"requires":[]}
{"types":["powerbomb"],"requires":["never"]}