Megaton Nine-Tails Rush

{
  "data": {
    "id": "crd_01m66r3dyxc800d40xefv4qtdd",
    "number": "OP07-078",
    "category": "event",
    "colors": ["purple"],
    "cost": 3,
    "life": null,
    "power": null,
    "counter": null,
    "attributes": [],
    "block_icon": "2",
    "localizations": {
      "en": {
        "name": "Megaton Nine-Tails Rush",
        "types": ["Foxy Pirates"],
        "effect": "[Main] If the number of DON!! cards on your field is equal to or less than the number on your opponent's field, set up to 1 of your [Foxy] cards as active.",
        "trigger": "[Trigger] Add up to 1 DON!! card from your DON!! deck and set it as active."
      }
    }
  }
}