A charge beam shot will pass right through the dividing wall if fired diagonally from the correct 2-pixel window. Using angle up, it is where Samus' front foot is on the seam in the floor. Angle down can also be used where where Samus' front toe touches the wall.

Requires:

{
  "notable": "Back-Side Magic Pixel Beam Fight"
}
"h_navigateUnderwater"
"Charge"
"Spazer"
{
  "or": [
    "canInsaneJump",
    {
      "and": [
        "Gravity",
        {
          "or": [
            "canTrickyJump",
            {
              "enemyDamage": {
                "enemy": "Botwoon 1",
                "type": "acid",
                "hits": 1
              }
            }
          ]
        }
      ]
    },
    {
      "and": [
        "canTrickyDodgeEnemies",
        {
          "enemyDamage": {
            "enemy": "Botwoon 1",
            "type": "acid",
            "hits": 1
          }
        }
      ]
    },
    {
      "enemyDamage": {
        "enemy": "Botwoon 1",
        "type": "acid",
        "hits": 4
      }
    }
  ]
}
"h_trickyToCarryFlashSuit"

Clears obstacles: f_DefeatedBotwoon

Sets flags: f_DefeatedBotwoon