Freeze a Waver and Fireflea to cross the gap. It is possible to avoid a spike hit by damage boosting off the Fireflea after it thaws.

Requires:

"canDash"
"canTrickyUseFrozenEnemies"
"canTrickyDodgeEnemies"
{
  "or": [
    {
      "spikeHits": 1
    },
    {
      "and": [
        "canHorizontalDamageBoost",
        {
          "enemyDamage": {
            "enemy": "Fireflea",
            "type": "contact",
            "hits": 1
          }
        }
      ]
    }
  ]
}