They're Coming Out of the Walls

Raw Blizzard Data

{
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    "self": {
      "href": "https://us.api.blizzard.com/data/wow/achievement/12397?namespace=static-12.1.0_68914-us"
    }
  },
  "id": 12397,
  "category": {
    "key": {
      "href": "https://us.api.blizzard.com/data/wow/achievement-category/14922?namespace=static-12.1.0_68914-us"
    },
    "name": "Lich King Raid",
    "id": 14922
  },
  "name": "They're Coming Out of the Walls",
  "description": "While rescuing Sara from Yogg-Saron in Ulduar, defeat 9 Guardians of Yogg-Saron within 12 seconds.",
  "points": 10,
  "is_account_wide": false,
  "criteria": {
    "id": 64775,
    "description": "Defeat 9 Guardians of Yogg-Saron within 12 seconds",
    "amount": 1,
    "operator": {
      "type": "COMPLETE_AT_LEAST",
      "name": "Complete At Least"
    },
    "child_criteria": [
      {
        "id": 64776,
        "description": "Kill 9 Guardians of Yogg-Saron in 12 seconds..",
        "amount": 9,
        "show_progress_bar": true
      }
    ]
  },
  "media": {
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  },
  "display_order": 130
}