diff --git a/migrations/archive/2021/20210216_pet_group_achievements.js b/migrations/archive/2021/20210216_pet_group_achievements.js
new file mode 100644
index 0000000000..6970a4a152
--- /dev/null
+++ b/migrations/archive/2021/20210216_pet_group_achievements.js
@@ -0,0 +1,108 @@
+/* eslint-disable no-console */
+const MIGRATION_NAME = '20210216_pet_group_achievements';
+import { model as User } from '../../../website/server/models/user';
+
+const progressCount = 1000;
+let count = 0;
+
+async function updateUser (user) {
+  count++;
+
+  const set = {
+    migration: MIGRATION_NAME,
+  };
+
+  if (user && user.items && user.items.pets) {
+    const pets = user.items.pets;
+    if (pets['Dragon-Base']
+      && pets['Dragon-CottonCandyBlue']
+      && pets['Dragon-CottonCandyPink']
+      && pets['Dragon-Desert']
+      && pets['Dragon-Golden']
+      && pets['Dragon-Red']
+      && pets['Dragon-Shade']
+      && pets['Dragon-Skeleton']
+      && pets['Dragon-White']
+      && pets['Dragon-Zombie']
+      && pets['FlyingPig-Base']
+      && pets['FlyingPig-CottonCandyBlue']
+      && pets['FlyingPig-CottonCandyPink']
+      && pets['FlyingPig-Desert']
+      && pets['FlyingPig-Golden']
+      && pets['FlyingPig-Red']
+      && pets['FlyingPig-Shade']
+      && pets['FlyingPig-Skeleton']
+      && pets['FlyingPig-White']
+      && pets['FlyingPig-Zombie']
+      && pets['Gryphon-Base']
+      && pets['Gryphon-CottonCandyBlue']
+      && pets['Gryphon-CottonCandyPink']
+      && pets['Gryphon-Desert']
+      && pets['Gryphon-Golden']
+      && pets['Gryphon-Red']
+      && pets['Gryphon-Shade']
+      && pets['Gryphon-Skeleton']
+      && pets['Gryphon-White']
+      && pets['Gryphon-Zombie']
+      && pets['SeaSerpent-Base']
+      && pets['SeaSerpent-CottonCandyBlue']
+      && pets['SeaSerpent-CottonCandyPink']
+      && pets['SeaSerpent-Desert']
+      && pets['SeaSerpent-Golden']
+      && pets['SeaSerpent-Red']
+      && pets['SeaSerpent-Shade']
+      && pets['SeaSerpent-Skeleton']
+      && pets['SeaSerpent-White']
+      && pets['SeaSerpent-Zombie']
+      && pets['Unicorn-Base']
+      && pets['Unicorn-CottonCandyBlue']
+      && pets['Unicorn-CottonCandyPink']
+      && pets['Unicorn-Desert']
+      && pets['Unicorn-Golden']
+      && pets['Unicorn-Red']
+      && pets['Unicorn-Shade']
+      && pets['Unicorn-Skeleton']
+      && pets['Unicorn-White']
+      && pets['Unicorn-Zombie']) {
+        set['achievements.legendaryBestiary'] = true;
+      }
+  }
+
+  if (count % progressCount === 0) console.warn(`${count} ${user._id}`);
+
+  return await User.update({ _id: user._id }, { $set: set }).exec();
+}
+
+export default async function processUsers () {
+  let query = {
+    migration: { $ne: MIGRATION_NAME },
+    'auth.timestamps.loggedin': { $gt: new Date('2021-02-01') },
+  };
+
+  const fields = {
+    _id: 1,
+    items: 1,
+  };
+
+  while (true) { // eslint-disable-line no-constant-condition
+    const users = await User // eslint-disable-line no-await-in-loop
+      .find(query)
+      .limit(250)
+      .sort({_id: 1})
+      .select(fields)
+      .lean()
+      .exec();
+
+    if (users.length === 0) {
+      console.warn('All appropriate users found and modified.');
+      console.warn(`\n${count} users processed\n`);
+      break;
+    } else {
+      query._id = {
+        $gt: users[users.length - 1]._id,
+      };
+    }
+
+    await Promise.all(users.map(updateUser)); // eslint-disable-line no-await-in-loop
+  }
+};
diff --git a/migrations/migration-runner.js b/migrations/migration-runner.js
index 7e3f097190..c66ac2014a 100644
--- a/migrations/migration-runner.js
+++ b/migrations/migration-runner.js
@@ -18,7 +18,7 @@ function setUpServer () {
 setUpServer();
 
 // Replace this with your migration
-const processUsers = require('./archive/2021/20210129_habit_birthday').default;
+const processUsers = require().default;
 
 processUsers()
   .then(() => {
diff --git a/website/client/src/assets/css/sprites/spritesmith-main-0.css b/website/client/src/assets/css/sprites/spritesmith-main-0.css
index d6a5bc3c05..efa951efd7 100644
--- a/website/client/src/assets/css/sprites/spritesmith-main-0.css
+++ b/website/client/src/assets/css/sprites/spritesmith-main-0.css
@@ -1,48 +1,48 @@
 .achievement-alien {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1659px -1480px;
+  background-position: -1671px -1480px;
   width: 24px;
   height: 26px;
 }
 .achievement-alien2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -480px -1549px;
+  background-position: -529px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-allThatGlitters2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -812px -1480px;
+  background-position: -873px -1480px;
   width: 64px;
   height: 56px;
 }
 .achievement-allYourBase2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -877px -1480px;
+  background-position: -938px -1480px;
   width: 64px;
   height: 56px;
 }
 .achievement-alpha2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -529px -1549px;
+  background-position: -578px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-aridAuthority2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -942px -1480px;
+  background-position: -1003px -1480px;
   width: 64px;
   height: 56px;
 }
 .achievement-armor2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -578px -1549px;
+  background-position: -627px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-backToBasics2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1267px -1480px;
+  background-position: -1328px -1480px;
   width: 48px;
   height: 56px;
 }
@@ -54,31 +54,31 @@
 }
 .achievement-bewilder2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -627px -1549px;
+  background-position: -676px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-birthday2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -676px -1549px;
+  background-position: -725px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-boneCollector2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1316px -1480px;
+  background-position: -1377px -1480px;
   width: 48px;
   height: 56px;
 }
 .achievement-boot2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -725px -1549px;
+  background-position: -774px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-bow2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -774px -1549px;
+  background-position: -823px -1549px;
   width: 48px;
   height: 52px;
 }
@@ -90,85 +90,85 @@
 }
 .achievement-burnout2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -823px -1549px;
+  background-position: -872px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-cactus2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -872px -1549px;
+  background-position: -921px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-cake2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -921px -1549px;
+  background-position: -970px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-cave2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -970px -1549px;
+  background-position: -1019px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-challenge2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1019px -1549px;
+  background-position: -1068px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-comment2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1068px -1549px;
+  background-position: -1117px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-completedTask2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1365px -1480px;
+  background-position: -1426px -1480px;
   width: 48px;
   height: 56px;
 }
 .achievement-congrats2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1117px -1549px;
+  background-position: -1166px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-costumeContest2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1166px -1549px;
+  background-position: -1215px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-createdTask2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1414px -1480px;
+  background-position: -1475px -1480px;
   width: 48px;
   height: 56px;
 }
 .achievement-dilatory2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1215px -1549px;
+  background-position: -1264px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-dustDevil2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1463px -1480px;
+  background-position: -1524px -1480px;
   width: 48px;
   height: 56px;
 }
 .achievement-dysheartener2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1264px -1549px;
+  background-position: -1313px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-fedPet2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1512px -1480px;
+  background-position: -1573px -1480px;
   width: 48px;
   height: 56px;
 }
@@ -180,61 +180,61 @@
 }
 .achievement-friends2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1313px -1549px;
+  background-position: -1362px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-getwell2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1362px -1549px;
+  background-position: -1411px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-goodAsGold2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1561px -1480px;
+  background-position: -1622px -1480px;
   width: 48px;
   height: 56px;
 }
 .achievement-goodluck2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1411px -1549px;
+  background-position: -1460px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-greeting2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1460px -1549px;
+  background-position: -1509px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-guild2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1509px -1549px;
+  background-position: -1558px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-habitBirthday2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1558px -1549px;
+  background-position: -1607px -1549px;
   width: 48px;
   height: 52px;
 }
 .achievement-habiticaDay2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1607px -1549px;
+  background-position: 0px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-hatchedPet2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1610px -1480px;
+  background-position: -284px -1549px;
   width: 48px;
   height: 56px;
 }
 .achievement-heart2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: 0px -1628px;
+  background-position: -49px -1628px;
   width: 48px;
   height: 52px;
 }
@@ -246,13 +246,13 @@
 }
 .achievement-karaoke-2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -49px -1628px;
+  background-position: -98px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-karaoke {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1659px -1507px;
+  background-position: -1671px -1507px;
   width: 24px;
   height: 26px;
 }
@@ -262,87 +262,93 @@
   width: 68px;
   height: 68px;
 }
-.achievement-lostMasterclasser2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -98px -1628px;
-  width: 48px;
-  height: 52px;
-}
-.achievement-mindOverMatter2x {
+.achievement-legendaryBestiary2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
   background-position: -751px -1480px;
   width: 60px;
   height: 64px;
 }
-.achievement-monsterMagus2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -284px -1549px;
-  width: 48px;
-  height: 56px;
-}
-.achievement-ninja2x {
+.achievement-lostMasterclasser2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
   background-position: -147px -1628px;
   width: 48px;
   height: 52px;
 }
-.achievement-npc2x {
+.achievement-mindOverMatter2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -196px -1628px;
-  width: 48px;
-  height: 52px;
+  background-position: -812px -1480px;
+  width: 60px;
+  height: 64px;
 }
-.achievement-nye2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -245px -1628px;
-  width: 48px;
-  height: 52px;
-}
-.achievement-partyOn2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -294px -1628px;
-  width: 48px;
-  height: 52px;
-}
-.achievement-partyUp2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -343px -1628px;
-  width: 48px;
-  height: 52px;
-}
-.achievement-pearlyPro2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1007px -1480px;
-  width: 64px;
-  height: 56px;
-}
-.achievement-perfect2x {
-  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -392px -1628px;
-  width: 48px;
-  height: 52px;
-}
-.achievement-primedForPainting2x {
+.achievement-monsterMagus2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
   background-position: -333px -1549px;
   width: 48px;
   height: 56px;
 }
-.achievement-purchasedEquipment2x {
+.achievement-ninja2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -382px -1549px;
+  background-position: -196px -1628px;
   width: 48px;
+  height: 52px;
+}
+.achievement-npc2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -245px -1628px;
+  width: 48px;
+  height: 52px;
+}
+.achievement-nye2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -294px -1628px;
+  width: 48px;
+  height: 52px;
+}
+.achievement-partyOn2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -343px -1628px;
+  width: 48px;
+  height: 52px;
+}
+.achievement-partyUp2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -392px -1628px;
+  width: 48px;
+  height: 52px;
+}
+.achievement-pearlyPro2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -1068px -1480px;
+  width: 64px;
   height: 56px;
 }
-.achievement-rat2x {
+.achievement-perfect2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
   background-position: -441px -1628px;
   width: 48px;
   height: 52px;
 }
+.achievement-primedForPainting2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -382px -1549px;
+  width: 48px;
+  height: 56px;
+}
+.achievement-purchasedEquipment2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -431px -1549px;
+  width: 48px;
+  height: 56px;
+}
+.achievement-rat2x {
+  background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
+  background-position: -490px -1628px;
+  width: 48px;
+  height: 52px;
+}
 .achievement-redLetterDay2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1072px -1480px;
+  background-position: -1133px -1480px;
   width: 64px;
   height: 56px;
 }
@@ -354,79 +360,79 @@
 }
 .achievement-royally-loyal2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -490px -1628px;
+  background-position: -539px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-seafoam2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -539px -1628px;
+  background-position: -588px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-seeingRed2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -431px -1549px;
+  background-position: -480px -1549px;
   width: 48px;
   height: 56px;
 }
 .achievement-shield2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -588px -1628px;
+  background-position: -637px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-shinySeed2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -637px -1628px;
+  background-position: -686px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-skeletonCrew2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1137px -1480px;
+  background-position: -1198px -1480px;
   width: 64px;
   height: 56px;
 }
 .achievement-snowball2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -686px -1628px;
+  background-position: -735px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-spookySparkles2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -735px -1628px;
+  background-position: -784px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-stoikalm2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -784px -1628px;
+  background-position: -833px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-sun2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -833px -1628px;
+  background-position: -882px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-sword2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -882px -1628px;
+  background-position: -931px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-thankyou2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -931px -1628px;
+  background-position: -980px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-thermometer2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -980px -1628px;
+  background-position: -1029px -1628px;
   width: 48px;
   height: 52px;
 }
@@ -438,61 +444,61 @@
 }
 .achievement-tree2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1029px -1628px;
+  background-position: -1078px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-triadbingo2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1078px -1628px;
+  background-position: -1127px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-ultimate-healer2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1127px -1628px;
+  background-position: -1176px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-ultimate-mage2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1176px -1628px;
+  background-position: -1225px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-ultimate-rogue2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1225px -1628px;
+  background-position: -1274px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-ultimate-warrior2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1274px -1628px;
+  background-position: -1323px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-undeadUndertaker2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1202px -1480px;
+  background-position: -1263px -1480px;
   width: 64px;
   height: 56px;
 }
 .achievement-unearned2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1323px -1628px;
+  background-position: -1372px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-valentine2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1372px -1628px;
+  background-position: -1421px -1628px;
   width: 48px;
   height: 52px;
 }
 .achievement-wolf2x {
   background-image: url('~@/assets/images/sprites/spritesmith-main-0.png');
-  background-position: -1421px -1628px;
+  background-position: -1470px -1628px;
   width: 48px;
   height: 52px;
 }
diff --git a/website/client/src/assets/images/sprites/spritesmith-main-0.png b/website/client/src/assets/images/sprites/spritesmith-main-0.png
index 09302ee7b2..ceed17fce1 100644
Binary files a/website/client/src/assets/images/sprites/spritesmith-main-0.png and b/website/client/src/assets/images/sprites/spritesmith-main-0.png differ
diff --git a/website/client/src/components/notifications.vue b/website/client/src/components/notifications.vue
index d46030a9b5..936f053285 100644
--- a/website/client/src/components/notifications.vue
+++ b/website/client/src/components/notifications.vue
@@ -386,6 +386,14 @@ const NOTIFICATIONS = {
       achievement: 'redLetterDay',
     },
   },
+  ACHIEVEMENT_LEGENDARY_BESTIARY: {
+    achievement: true,
+    label: $t => `${$t('achievement')}: ${$t('achievementLegendaryBestiary')}`,
+    modalId: 'generic-achievement',
+    data: {
+      achievement: 'legendaryBestiary',
+    },
+  },
 };
 
 export default {
@@ -448,7 +456,7 @@ export default {
       'ONBOARDING_COMPLETE', 'FIRST_DROPS', 'ACHIEVEMENT_BUG_BONANZA', 'ACHIEVEMENT_BARE_NECESSITIES',
       'ACHIEVEMENT_FRESHWATER_FRIENDS', 'ACHIEVEMENT_GOOD_AS_GOLD', 'ACHIEVEMENT_ALL_THAT_GLITTERS',
       'ACHIEVEMENT_BONE_COLLECTOR', 'ACHIEVEMENT_SKELETON_CREW', 'ACHIEVEMENT_SEEING_RED',
-      'ACHIEVEMENT_RED_LETTER_DAY',
+      'ACHIEVEMENT_RED_LETTER_DAY', 'ACHIEVEMENT_LEGENDARY_BESTIARY',
     ].forEach(type => {
       handledNotifications[type] = true;
     });
@@ -869,6 +877,7 @@ export default {
           case 'ACHIEVEMENT_SKELETON_CREW':
           case 'ACHIEVEMENT_SEEING_RED':
           case 'ACHIEVEMENT_RED_LETTER_DAY':
+          case 'ACHIEVEMENT_LEGENDARY_BESTIARY':
           case 'GENERIC_ACHIEVEMENT':
             this.showNotificationWithModal(notification);
             break;
diff --git a/website/common/locales/en/achievements.json b/website/common/locales/en/achievements.json
index 6f7b0af5f8..bb7e5bfd3e 100644
--- a/website/common/locales/en/achievements.json
+++ b/website/common/locales/en/achievements.json
@@ -102,5 +102,8 @@
   "achievementSeeingRedModalText": "You collected all the Red Pets!",
   "achievementRedLetterDay": "Red Letter Day",
   "achievementRedLetterDayText": "Has tamed all Red Mounts.",
-  "achievementRedLetterDayModalText": "You tamed all the Red Mounts!"
+  "achievementRedLetterDayModalText": "You tamed all the Red Mounts!",
+  "achievementLegendaryBestiary": "Legendary Bestiary",
+  "achievementLegendaryBestiaryText": "Has hatched all the mythical pets: Dragon, Flying Pig, Gryphon, Sea Serpent, and Unicorn!",
+  "achievementLegendaryBestiaryModalText": "You collected all the mythical pets!"
 }
diff --git a/website/common/script/content/achievements.js b/website/common/script/content/achievements.js
index 6ccb065990..4b8d1ccd2d 100644
--- a/website/common/script/content/achievements.js
+++ b/website/common/script/content/achievements.js
@@ -232,6 +232,11 @@ const basicAchievs = {
     titleKey: 'achievementRedLetterDay',
     textKey: 'achievementRedLetterDayText',
   },
+  legendaryBestiary: {
+    icon: 'achievement-legendaryBestiary',
+    titleKey: 'achievementLegendaryBestiary',
+    textKey: 'achievementLegendaryBestiaryText',
+  },
 };
 Object.assign(achievementsData, basicAchievs);
 
diff --git a/website/common/script/content/bundles.js b/website/common/script/content/bundles.js
index cc68f86418..ceaa0cc395 100644
--- a/website/common/script/content/bundles.js
+++ b/website/common/script/content/bundles.js
@@ -190,7 +190,7 @@ const bundles = {
       'gryphon',
     ],
     canBuy () {
-      return moment().isBetween('2019-02-19', '2019-03-02');
+      return moment().isBefore('2021-02-28T08:00-05:00');
     },
     type: 'quests',
     value: 7,
diff --git a/website/common/script/content/constants/animalSetAchievements.js b/website/common/script/content/constants/animalSetAchievements.js
new file mode 100644
index 0000000000..04b56559f9
--- /dev/null
+++ b/website/common/script/content/constants/animalSetAchievements.js
@@ -0,0 +1,16 @@
+const ANIMAL_SET_ACHIEVEMENTS = {
+  legendaryBestiary: {
+    type: 'pet',
+    species: [
+      'Dragon',
+      'FlyingPig',
+      'Gryphon',
+      'SeaSerpent',
+      'Unicorn',
+    ],
+    achievementKey: 'legendaryBestiary',
+    notificationType: 'ACHIEVEMENT_LEGENDARY_BESTIARY',
+  },
+};
+
+export default ANIMAL_SET_ACHIEVEMENTS;
diff --git a/website/common/script/content/constants/index.js b/website/common/script/content/constants/index.js
index 087105a958..3db080382a 100644
--- a/website/common/script/content/constants/index.js
+++ b/website/common/script/content/constants/index.js
@@ -30,5 +30,6 @@ export const USER_CAN_OWN_QUEST_CATEGORIES = [
 export { EVENTS } from './events';
 export { default as SEASONAL_SETS } from './seasonalSets';
 export { default as ANIMAL_COLOR_ACHIEVEMENTS } from './animalColorAchievements';
+export { default as ANIMAL_SET_ACHIEVEMENTS } from './animalSetAchievements';
 export { default as QUEST_SERIES_ACHIEVEMENTS } from './questSeriesAchievements';
 export { default as ITEM_LIST } from './itemList';
diff --git a/website/common/script/content/index.js b/website/common/script/content/index.js
index acf9abc128..ebc6937a55 100644
--- a/website/common/script/content/index.js
+++ b/website/common/script/content/index.js
@@ -11,6 +11,7 @@ import {
   ITEM_LIST,
   QUEST_SERIES_ACHIEVEMENTS,
   ANIMAL_COLOR_ACHIEVEMENTS,
+  ANIMAL_SET_ACHIEVEMENTS,
 } from './constants';
 
 import achievements from './achievements';
@@ -43,6 +44,7 @@ const api = {};
 api.achievements = achievements;
 api.questSeriesAchievements = QUEST_SERIES_ACHIEVEMENTS;
 api.animalColorAchievements = ANIMAL_COLOR_ACHIEVEMENTS;
+api.animalSetAchievements = ANIMAL_SET_ACHIEVEMENTS;
 
 api.quests = quests;
 api.questsByLevel = questsByLevel;
diff --git a/website/common/script/libs/achievements.js b/website/common/script/libs/achievements.js
index bb4872d05d..be23cfdf08 100644
--- a/website/common/script/libs/achievements.js
+++ b/website/common/script/libs/achievements.js
@@ -208,6 +208,7 @@ function _getBasicAchievements (user, language) {
   _addSimple(result, user, { path: 'skeletonCrew', language });
   _addSimple(result, user, { path: 'seeingRed', language });
   _addSimple(result, user, { path: 'redLetterDay', language });
+  _addSimple(result, user, { path: 'legendaryBestiary', language });
 
   _addSimpleWithMasterCount(result, user, { path: 'beastMaster', language });
   _addSimpleWithMasterCount(result, user, { path: 'mountMaster', language });
diff --git a/website/common/script/ops/hatch.js b/website/common/script/ops/hatch.js
index 127aca0103..542312729c 100644
--- a/website/common/script/ops/hatch.js
+++ b/website/common/script/ops/hatch.js
@@ -59,25 +59,57 @@ export default function hatch (user, req = {}, analytics) {
     checkOnboardingStatus(user, req, analytics);
   }
 
-  forEach(content.animalColorAchievements, achievement => {
-    if (!user.achievements[achievement.petAchievement]) {
-      const petIndex = findIndex(
-        keys(content.dropEggs),
-        animal => !user.items.pets[`${animal}-${achievement.color}`] || user.items.pets[`${animal}-${achievement.color}`] <= 0,
-      );
-      if (petIndex === -1) {
-        user.achievements[achievement.petAchievement] = true;
-        if (user.addNotification) {
-          const achievementString = `achievement${upperFirst(achievement.petAchievement)}`;
-          user.addNotification(achievement.petNotificationType, {
-            achievement: achievement.petAchievement,
-            message: `${i18n.t('modalAchievement')} ${i18n.t(achievementString)}`,
-            modalText: i18n.t(`${achievementString}ModalText`),
-          });
+  if (content.dropEggs[egg]) {
+    forEach(content.animalColorAchievements, achievement => {
+      if (hatchingPotion !== achievement.color) return;
+      if (!user.achievements[achievement.petAchievement]) {
+        const petIndex = findIndex(
+          keys(content.dropEggs),
+          animal => !user.items.pets[`${animal}-${achievement.color}`] || user.items.pets[`${animal}-${achievement.color}`] <= 0,
+        );
+        if (petIndex === -1) {
+          user.achievements[achievement.petAchievement] = true;
+          if (user.addNotification) {
+            const achievementString = `achievement${upperFirst(achievement.petAchievement)}`;
+            user.addNotification(achievement.petNotificationType, {
+              achievement: achievement.petAchievement,
+              message: `${i18n.t('modalAchievement')} ${i18n.t(achievementString)}`,
+              modalText: i18n.t(`${achievementString}ModalText`),
+            });
+          }
         }
       }
-    }
-  });
+    });
+  }
+
+  if (content.dropHatchingPotions[hatchingPotion]) {
+    forEach(content.animalSetAchievements, achievement => {
+      if (!user.achievements[achievement.achievementKey]) {
+        if (achievement.type === 'pet') {
+          let achieved = true;
+          forEach(achievement.species, species => {
+            if (!achieved) return;
+            const petIndex = findIndex(
+              keys(content.dropHatchingPotions),
+              color => !user.items.pets[`${species}-${color}`],
+            );
+            if (petIndex !== -1) achieved = false;
+          });
+          if (achieved) {
+            user.achievements[achievement.achievementKey] = true;
+            if (user.addNotification) {
+              const achievementString = `achievement${upperFirst(achievement.achievementKey)}`;
+              user.addNotification(achievement.notificationType, {
+                achievement: achievement.achievementKey,
+                message: `${i18n.t('modalAchievement')} ${i18n.t(achievementString)}`,
+                modalText: i18n.t(`${achievementString}ModalText`),
+              });
+            }
+          }
+        }
+      }
+    });
+  }
 
   if (analytics && moment().diff(user.auth.timestamps.created, 'days') < 7) {
     analytics.track('pet hatch', {
diff --git a/website/raw_sprites/spritesmith/achievements/achievement-legendaryBestiary2x.png b/website/raw_sprites/spritesmith/achievements/achievement-legendaryBestiary2x.png
new file mode 100644
index 0000000000..2f195921ab
Binary files /dev/null and b/website/raw_sprites/spritesmith/achievements/achievement-legendaryBestiary2x.png differ
diff --git a/website/server/models/user/schema.js b/website/server/models/user/schema.js
index cee70b3105..6cae485112 100644
--- a/website/server/models/user/schema.js
+++ b/website/server/models/user/schema.js
@@ -140,6 +140,7 @@ export default new Schema({
     skeletonCrew: Boolean,
     seeingRed: Boolean,
     redLetterDay: Boolean,
+    legendaryBestiary: Boolean,
     // Onboarding Guide
     createdTask: Boolean,
     completedTask: Boolean,
diff --git a/website/server/models/userNotification.js b/website/server/models/userNotification.js
index 86f4520834..1d71dd01bd 100644
--- a/website/server/models/userNotification.js
+++ b/website/server/models/userNotification.js
@@ -63,6 +63,7 @@ const NOTIFICATION_TYPES = [
   'ACHIEVEMENT_SKELETON_CREW',
   'ACHIEVEMENT_SEEING_RED',
   'ACHIEVEMENT_RED_LETTER_DAY',
+  'ACHIEVEMENT_LEGENDARY_BESTIARY',
   'ACHIEVEMENT', // generic achievement notification, details inside `notification.data`
   'DROP_CAP_REACHED',
 ];