Duck under the first two Alcoon shots, or retreat back a platform to fight them with Power Beam.

Requires:

{
  "or": [
    "canDodgeWhileShooting",
    {
      "enemyDamage": {
        "enemy": "Alcoon",
        "type": "fireball",
        "hits": 3
      }
    },
    {
      "enemyKill": {
        "enemies": [
          [
            "Alcoon",
            "Alcoon"
          ],
          [
            "Alcoon"
          ]
        ],
        "excludedWeapons": [
          "PowerBeam",
          "Bombs"
        ]
      }
    }
  ]
}

Dev note: All the Alcoons are assumed killed in each case.