{
  "display": {
    "icon": {
      "item": "iceandfire:hydra_heart"
    },
    "title": [
      {
        "text": "Unlock the Hydra Heart",
        "color": "gold",
        "bold": true
      }
    ],
    "description": [
      {
        "text": "Defeat at least one hydra"
      }
    ],
    "frame": "goal",
    "show_toast": true,
    "announce_to_chat": true,
    "hidden": true
  },
  "parent": "baersadditions:stages/legendary_weapons",
  "criteria": {
    "killed_hydra": {
      "trigger": "minecraft:player_killed_entity",
      "conditions": {
        "entity": {
          "type": "iceandfire:hydra"
        }
      }
    }
  },
  "requirements": [
    [
      "killed_hydra"
    ]
  ]
}