wynnbuilder-forked-for-changes/sets/_GM%27s.json

{
  "items": [
    "GM's Helmet",
    "GM's Boots",
    "GM's Trousers",
    "GM's Breastplate"
  ],
  "bonuses": [
    {},
    {
      "xpb": 5
    },
    {
      "xpb": 10
    },
    {
      "xpb": 15
    }
  ]
}