{
  "anvil_cost": 4,
  "description": {
    "translate": "enchantment.minecraft.breach"
  },
  "effects": {
    "minecraft:armor_effectiveness": [
      {
        "effect": {
          "type": "minecraft:add",
          "value": {
            "type": "minecraft:linear",
            "base": -0.15,
            "per_level_above_first": -0.15
          }
        }
      }
    ]
  },
  "exclusive_set": "#minecraft:exclusive_set/damage",
  "max_cost": {
    "base": 65,
    "per_level_above_first": 9
  },
  "max_level": 4,
  "min_cost": {
    "base": 15,
    "per_level_above_first": 9
  },
  "slots": [
    "mainhand"
  ],
  "supported_items": "#minecraft:enchantable/mace",
  "weight": 2
}