I'll Feed on This Rage and Use It to Bring the World to Ruin!!!

{
  "data": {
    "id": "crd_01m66v94qqdxqx4qxn2j39717q",
    "number": "OP17-097",
    "category": "event",
    "colors": ["black"],
    "cost": 1,
    "life": null,
    "power": null,
    "counter": null,
    "attributes": [],
    "block_icon": "5",
    "localizations": {
      "en": {
        "name": "I'll Feed on This Rage and Use It to Bring the World to Ruin!!!",
        "types": ["Giant", "Elbaph"],
        "effect": "[Main] Give all of your opponent's Characters −1 cost during this turn.\n[Counter] Your Leader gains +3000 power during this battle.",
        "trigger": null
      }
    }
  }
}