{
  "id": "cavern",
  "display_name": "Monstres des cavernes",
  "weight": 10,
  "environment": {
    "water_level": 0
  },
  "mobs": [
    {
      "entity": "minecraft:zombie",
      "cost": 1.0,
      "weight": 10,
      "min": 0,
      "max": 20,
      "spawn_tags": [
        "GROUND"
      ]
    },
    {
      "entity": "minecraft:spider",
      "cost": 1.5,
      "weight": 8,
      "min": 0,
      "max": 12,
      "spawn_tags": [
        "GROUND"
      ]
    },
    {
      "entity": "minecraft:cave_spider",
      "cost": 2.5,
      "weight": 4,
      "min": 0,
      "max": 5,
      "spawn_tags": [
        "GROUND"
      ]
    }
  ]
}