{
 "enabled": true,
 "neededInstalledMods": [],
 "neededUninstalledMods": [],
 "spawns": [
   {
     "id": "eternatus-1",
     "pokemon": "eternatus",
     "presets": [ "natural" ],
     "type": "pokemon",
     "context": "grounded",
     "bucket": "ultra-rare",
     "level": "50-70",
     "weight": 0.1,
     "condition":  {
      "biomes": [
          "#minecraft:is_end"
      ]
  }
}
 ]
}

       