12

Lure a Mella from the right by breaking the speed blocks or using Morph. Then manipulate it to go high enough to be used as a stepping stone once frozen. Without movement items it may be necessary to continue manipulating it from above, jumping and aiming down to freeze it.

Requires:

"canTrickyUseFrozenEnemies"
"canManipulateMellas"
"canBePatient"
{
  "or": [
    "canWalljump",
    "HiJump",
    "canSpringBallJumpMidAir",
    "canBeVeryPatient"
  ]
}
{
  "or": [
    "canTrickyDodgeEnemies",
    {
      "enemyDamage": {
        "enemy": "Mella",
        "type": "contact",
        "hits": 2
      }
    }
  ]
}
{
  "or": [
    {
      "obstaclesCleared": [
        "B"
      ]
    },
    "Morph"
  ]
}