{
  "replace": false,
  "values": [
    "minecraft:ice_spikes",
    "minecraft:frozen_peaks",
    {
      "id": "#byg:is_icy",
      "required": false
    },
    {
      "id": "#forge:is_icy",
      "required": false
    },
    {
      "id": "wythers:glacial_cliffs",
      "required": false
    },
    {
      "id": "wythers:ice_cap",
      "required": false
    },
    {
      "id": "wythers:snowy_bog",
      "required": false
    }
  ]
}