Requires:

{
  "heatFrames": 450
}
{
  "enemyKill": {
    "enemies": [
      [
        "Yellow Space Pirate (standing)"
      ]
    ],
    "explicitWeapons": [
      "Missile",
      "Charge+Plasma"
    ]
  }
}

Exit condition:

{
  "leaveWithRunway": {
    "length": 20,
    "gentleUpTiles": 6,
    "openEnd": 1
  }
}