{
  "name": "spawners:undead",
  "spawners" : [
    {"level": [0,1,2,3,4], "potentials": [{"name": "minecraft:zombie", "equip": true}]},
    {"level": [0,1,2,3,4], "potentials": [{"name": "minecraft:skeleton", "equip": true}]},
    {"level": [0,1,2,3,4], "potentials": [{"name": "minecraft:wither_skeleton", "equip": true}]},
    {"level": [0,1,2,3,4], "potentials": [
      {"name": "minecraft:skeleton", "equip": true},
      {"name": "minecraft:wither_skeleton", "equip": true},
      {"name": "minecraft:zombie", "equip": true}
    ]},
    {"level": [0,1,2,3,4], "potentials": [
      {"name": "lycanitesmobs:ghoul", "equip": false},
      {"name": "lycanitesmobs:cryptkeeper", "equip": false}
    ]}
  ]
}