With a precise enough jump and a quick airball, it's possible to avoid acid damage without a shinespark or wall jump.

Requires:

{
  "or": [
    "f_DefeatedCrocomire",
    {
      "obstaclesCleared": [
        "f_DefeatedCrocomire"
      ]
    }
  ]
}
"SpeedBooster"
"canInsaneJump"
"canLateralMidAirMorph"