Gamma Knife

{
  "data": {
    "id": "crd_01m66q6jb2n62r27nrnx04cc4f",
    "number": "OP05-077",
    "category": "event",
    "colors": ["purple"],
    "cost": 2,
    "life": null,
    "power": null,
    "counter": null,
    "attributes": [],
    "block_icon": "2",
    "localizations": {
      "en": {
        "name": "Gamma Knife",
        "types": ["Heart Pirates"],
        "effect": "[Main] DON!! −1 (You may return the specified number of DON!! cards from your field to your DON!! deck.): Give up to 1 of your opponent's Characters −5000 power during this turn.",
        "trigger": "[Trigger] Add up to 1 DON!! card from your DON!! deck and set it as active."
      }
    }
  }
}