I Thought You Said They'd Be Rare?

Raw Blizzard Data

{
  "_links": {
    "self": {
      "href": "https://us.api.blizzard.com/data/wow/achievement/13691?namespace=static-12.1.0_68914-us"
    }
  },
  "id": 13691,
  "category": {
    "key": {
      "href": "https://us.api.blizzard.com/data/wow/achievement-category/15298?namespace=static-12.1.0_68914-us"
    },
    "name": "Battle for Azeroth",
    "id": 15298
  },
  "name": "I Thought You Said They'd Be Rare?",
  "description": "Slay all of the rare and powerful creatures of Nazjatar listed below.",
  "points": 10,
  "is_account_wide": true,
  "criteria": {
    "id": 80612,
    "description": "Slay Rare Creatures",
    "amount": 0,
    "operator": {
      "type": "AND",
      "name": "Complete All"
    },
    "child_criteria": [
      {
        "id": 80613,
        "description": "Alga the Eyeless",
        "amount": 0
      },
      {
        "id": 80614,
        "description": "Allseer Oma'kil",
        "amount": 0
      },
      {
        "id": 80615,
        "description": "Amethyst Spireshell",
        "amount": 0
      },
      {
        "id": 80618,
        "description": "Banescale the Packfather",
        "amount": 0
      },
      {
        "id": 80619,
        "description": "Blindlight",
        "amount": 0
      },
      {
        "id": 80621,
        "description": "Caverndark Terror",
        "amount": 0
      },
      {
        "id": 80622,
        "description": "Chasm-Haunter",
        "amount": 0
      },
      {
        "id": 80623,
        "description": "Daggertooth Terror",
        "amount": 0
      },
      {
        "id": 80624,
        "description": "Deepglider",
        "amount": 0
      },
      {
        "id": 80625,
        "description": "Elder Unu",
        "amount": 0
      },
      {
        "id": 80626,
        "description": "Elderspawn Nalaada",
        "amount": 0
      },
      {
        "id": 80627,
        "description": "Garnetscale",
        "amount": 0
      },
      {
        "id": 80628,
        "description": "Iridescent Glimmershell",
        "amount": 0
      },
      {
        "id": 80629,
        "description": "Kelpwillow",
        "amount": 0
      },
      {
        "id": 80630,
        "description": "King Gakula",
        "amount": 0
      },
      {
        "id": 80631,
        "description": "Mirecrawler",
        "amount": 0
      },
      {
        "id": 80632,
        "description": "Needlespine",
        "amount": 0
      },
      {
        "id": 80633,
        "description": "Oronu",
        "amount": 0
      },
      {
        "id": 80634,
        "description": "Prince Typhonus",
        "amount": 0
      },
      {
        "id": 80635,
        "description": "Prince Vortran",
        "amount": 0
      },
      {
        "id": 80637,
        "description": "Sandcastle",
        "amount": 0
      },
      {
        "id": 80638,
        "description": "Sandclaw Stoneshell",
        "amount": 0
      },
      {
        "id": 80639,
        "description": "Scale Matriarch Gratinax",
        "amount": 0
      },
      {
        "id": 80640,
        "description": "Scale Matriarch Vynara",
        "amount": 0
      },
      {
        "id": 80641,
        "description": "Scale Matriarch Zodia",
        "amount": 0
      },
      {
        "id": 80642,
        "description": "Shassera",
        "amount": 0
      },
      {
        "id": 80643,
        "description": "Shiz'narasz the Consumer",
        "amount": 0
      },
      {
        "id": 80644,
        "description": "Siltstalker the Packmother",
        "amount": 0
      },
      {
        "id": 80645,
        "description": "Soundless",
        "amount": 0
      },
      {
        "id": 80647,
        "description": "Tidelord Aquatus",
        "amount": 0
      },
      {
        "id": 80648,
        "description": "Tidelord Dispersius",
        "amount": 0
      },
      {
        "id": 80649,
        "description": "Tidemistress Leth'sindra",
        "amount": 0
      },
      {
        "id": 80650,
        "description": "Toxigore the Alpha",
        "amount": 0
      },
      {
        "id": 80651,
        "description": "Urduu",
        "amount": 0
      },
      {
        "id": 80652,
        "description": "Voice in the Deeps",
        "amount": 0
      }
    ]
  },
  "media": {
    "key": {
      "href": "https://us.api.blizzard.com/data/wow/media/achievement/13691?namespace=static-12.1.0_68914-us"
    },
    "id": 13691
  },
  "display_order": 53
}