e4k-data/data/legendskillthresholds.json

All recent data from Empire: Four Kingdoms

{
  "legendskillthreshold": [
    {
      "tierID": 2,
      "unlockThreshold": 40
    },
    {
      "tierID": 3,
      "unlockThreshold": 80
    },
    {
      "tierID": 4,
      "unlockThreshold": 90
    },
    {
      "tierID": 5,
      "unlockThreshold": 90
    },
    {
      "tierID": 6,
      "unlockThreshold": 90
    }
  ]
}