Silence is Golden

Raw Blizzard Data

{
  "_links": {
    "self": {
      "href": "https://us.api.blizzard.com/data/wow/achievement/5308?namespace=static-12.1.0_68914-us"
    }
  },
  "id": 5308,
  "category": {
    "key": {
      "href": "https://us.api.blizzard.com/data/wow/achievement-category/15068?namespace=static-12.1.0_68914-us"
    },
    "name": "Cataclysm Raid",
    "id": 15068
  },
  "name": "Silence is Golden",
  "description": "Defeat Atramedes in Blackwing Descent without any raid member's sound bar going over 50%.",
  "points": 10,
  "is_account_wide": false,
  "criteria": {
    "id": 16752,
    "description": "Defeat Atramedes in Blackwing Descent without any raid member's sound bar going over 50%.",
    "amount": 0
  },
  "media": {
    "key": {
      "href": "https://us.api.blizzard.com/data/wow/media/achievement/5308?namespace=static-12.1.0_68914-us"
    },
    "id": 5308
  },
  "display_order": 19
}