diff --git a/migrations/archive/2020/20201124_pet_color_achievements.js b/migrations/archive/2020/20201124_pet_color_achievements.js
new file mode 100644
index 0000000000..c44d0dbd25
--- /dev/null
+++ b/migrations/archive/2020/20201124_pet_color_achievements.js
@@ -0,0 +1,82 @@
+/* eslint-disable no-console */
+const MIGRATION_NAME = '20201124_pet_color_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['Wolf-Red'] > 0
+      && pets['TigerCub-Red'] > 0
+      && pets['PandaCub-Red'] > 0
+      && pets['LionCub-Red'] > 0
+      && pets['Fox-Red'] > 0
+      && pets['FlyingPig-Red'] > 0
+      && pets['Dragon-Red'] > 0
+      && pets['Cactus-Red'] > 0
+      && pets['BearCub-Red'] > 0) {
+        set['achievements.seeingRed'] = true;
+      }
+  }
+
+  if (user && user.items && user.items.mounts) {
+    const mounts = user.items.mounts;
+    if (mounts['Wolf-Red']
+      && mounts['TigerCub-Red']
+      && mounts['PandaCub-Red']
+      && mounts['LionCub-Red']
+      && mounts['Fox-Red']
+      && mounts['FlyingPig-Red']
+      && mounts['Dragon-Red']
+      && mounts['Cactus-Red']
+      && mounts['BearCub-Red'] ) {
+        set['achievements.redLetterDay'] = true;
+      }
+  }
+
+  if (count % progressCount === 0) console.warn(`${count} ${user._id}`);
+
+  return await User.update({ _id: user._id }, { $set: set }).exec();
+}
+
+module.exports = async function processUsers () {
+  let query = {
+    migration: { $ne: MIGRATION_NAME },
+    'auth.timestamps.loggedin': { $gt: new Date('2020-11-01') },
+  };
+
+  const fields = {
+    _id: 1,
+    items: 1,
+  };
+
+  while (true) { // eslint-disable-line no-constant-condition
+    const users = await User // eslint-disable-line no-await-in-loop
+      .find(query)
+      .limit(250)
+      .sort({_id: 1})
+      .select(fields)
+      .lean()
+      .exec();
+
+    if (users.length === 0) {
+      console.warn('All appropriate users found and modified.');
+      console.warn(`\n${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/website/client/src/components/notifications.vue b/website/client/src/components/notifications.vue
index f0ab25f004..d46030a9b5 100644
--- a/website/client/src/components/notifications.vue
+++ b/website/client/src/components/notifications.vue
@@ -370,6 +370,22 @@ const NOTIFICATIONS = {
       achievement: 'skeletonCrew',
     },
   },
+  ACHIEVEMENT_SEEING_RED: {
+    achievement: true,
+    label: $t => `${$t('achievement')}: ${$t('achievementSeeingRed')}`,
+    modalId: 'generic-achievement',
+    data: {
+      achievement: 'seeingRed',
+    },
+  },
+  ACHIEVEMENT_RED_LETTER_DAY: {
+    achievement: true,
+    label: $t => `${$t('achievement')}: ${$t('achievementRedLetterDay')}`,
+    modalId: 'generic-achievement',
+    data: {
+      achievement: 'redLetterDay',
+    },
+  },
 };
 
 export default {
@@ -431,7 +447,8 @@ export default {
       'ACHIEVEMENT_PEARLY_PRO', 'ACHIEVEMENT_TICKLED_PINK', 'ACHIEVEMENT_ROSY_OUTLOOK', 'ACHIEVEMENT',
       '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_BONE_COLLECTOR', 'ACHIEVEMENT_SKELETON_CREW', 'ACHIEVEMENT_SEEING_RED',
+      'ACHIEVEMENT_RED_LETTER_DAY',
     ].forEach(type => {
       handledNotifications[type] = true;
     });
@@ -850,6 +867,8 @@ export default {
           case 'ACHIEVEMENT_ALL_THAT_GLITTERS':
           case 'ACHIEVEMENT_BONE_COLLECTOR':
           case 'ACHIEVEMENT_SKELETON_CREW':
+          case 'ACHIEVEMENT_SEEING_RED':
+          case 'ACHIEVEMENT_RED_LETTER_DAY':
           case 'GENERIC_ACHIEVEMENT':
             this.showNotificationWithModal(notification);
             break;
diff --git a/website/common/locales/en/achievements.json b/website/common/locales/en/achievements.json
index de700eb78d..68079a5a14 100644
--- a/website/common/locales/en/achievements.json
+++ b/website/common/locales/en/achievements.json
@@ -96,5 +96,11 @@
   "achievementBoneCollectorModalText": "You collected all the Skeleton Pets!",
   "achievementSkeletonCrew": "Skeleton Crew",
   "achievementSkeletonCrewText": "Has tamed all Skeleton Mounts.",
-  "achievementSkeletonCrewModalText": "You tamed all the Skeleton Mounts!"
+  "achievementSkeletonCrewModalText": "You tamed all the Skeleton Mounts!",
+  "achievementSeeingRed": "Seeing Red",
+  "achievementSeeingRedText": "Has collected all Red pets.",
+  "achievementSeeingRedModalText": "You collected all the Red Pets!",
+  "achievementRedLetterDay": "Red Letter Day",
+  "achievementRedLetterDayText": "Has tamed all Red Mounts.",
+  "achievementRedLetterDayModalText": "You tamed all the Red Mounts!"
 }
diff --git a/website/common/script/content/achievements.js b/website/common/script/content/achievements.js
index 4749f29486..6ccb065990 100644
--- a/website/common/script/content/achievements.js
+++ b/website/common/script/content/achievements.js
@@ -222,6 +222,16 @@ const basicAchievs = {
     titleKey: 'achievementSkeletonCrew',
     textKey: 'achievementSkeletonCrewText',
   },
+  seeingRed: {
+    icon: 'achievement-seeingRed',
+    titleKey: 'achievementSeeingRed',
+    textKey: 'achievementSeeingRedText',
+  },
+  redLetterDay: {
+    icon: 'achievement-redLetterDay',
+    titleKey: 'achievementRedLetterDay',
+    textKey: 'achievementRedLetterDayText',
+  },
 };
 Object.assign(achievementsData, basicAchievs);
 
diff --git a/website/common/script/content/constants/animalColorAchievements.js b/website/common/script/content/constants/animalColorAchievements.js
index 1be56ef0d6..df2918faae 100644
--- a/website/common/script/content/constants/animalColorAchievements.js
+++ b/website/common/script/content/constants/animalColorAchievements.js
@@ -48,6 +48,13 @@ const ANIMAL_COLOR_ACHIEVEMENTS = [
     mountAchievement: 'skeletonCrew',
     mountNotificationType: 'ACHIEVEMENT_SKELETON_CREW',
   },
+  {
+    color: 'Red',
+    petAchievement: 'seeingRed',
+    petNotificationType: 'ACHIEVEMENT_SEEING_RED',
+    mountAchievement: 'redLetterDay',
+    mountNotificationType: 'ACHIEVEMENT_RED_LETTER_DAY',
+  },
 ];
 
 export default ANIMAL_COLOR_ACHIEVEMENTS;
diff --git a/website/common/script/libs/achievements.js b/website/common/script/libs/achievements.js
index dac7e98ade..bb4872d05d 100644
--- a/website/common/script/libs/achievements.js
+++ b/website/common/script/libs/achievements.js
@@ -206,6 +206,8 @@ function _getBasicAchievements (user, language) {
   _addSimple(result, user, { path: 'allThatGlitters', language });
   _addSimple(result, user, { path: 'boneCollector', language });
   _addSimple(result, user, { path: 'skeletonCrew', language });
+  _addSimple(result, user, { path: 'seeingRed', language });
+  _addSimple(result, user, { path: 'redLetterDay', language });
 
   _addSimpleWithMasterCount(result, user, { path: 'beastMaster', language });
   _addSimpleWithMasterCount(result, user, { path: 'mountMaster', language });
diff --git a/website/raw_sprites/spritesmith/achievements/achievement-redLetterDay2x.png b/website/raw_sprites/spritesmith/achievements/achievement-redLetterDay2x.png
new file mode 100644
index 0000000000..6a0efbbced
Binary files /dev/null and b/website/raw_sprites/spritesmith/achievements/achievement-redLetterDay2x.png differ
diff --git a/website/raw_sprites/spritesmith/achievements/achievement-seeingRed2x.png b/website/raw_sprites/spritesmith/achievements/achievement-seeingRed2x.png
new file mode 100644
index 0000000000..771b6577b0
Binary files /dev/null and b/website/raw_sprites/spritesmith/achievements/achievement-seeingRed2x.png differ
diff --git a/website/server/models/user/schema.js b/website/server/models/user/schema.js
index c7f3c52952..cee70b3105 100644
--- a/website/server/models/user/schema.js
+++ b/website/server/models/user/schema.js
@@ -138,6 +138,8 @@ export default new Schema({
     allThatGlitters: Boolean,
     boneCollector: Boolean,
     skeletonCrew: Boolean,
+    seeingRed: Boolean,
+    redLetterDay: Boolean,
     // Onboarding Guide
     createdTask: Boolean,
     completedTask: Boolean,
diff --git a/website/server/models/userNotification.js b/website/server/models/userNotification.js
index 7da9f98fef..86f4520834 100644
--- a/website/server/models/userNotification.js
+++ b/website/server/models/userNotification.js
@@ -61,6 +61,8 @@ const NOTIFICATION_TYPES = [
   'ACHIEVEMENT_ALL_THAT_GLITTERS',
   'ACHIEVEMENT_BONE_COLLECTOR',
   'ACHIEVEMENT_SKELETON_CREW',
+  'ACHIEVEMENT_SEEING_RED',
+  'ACHIEVEMENT_RED_LETTER_DAY',
   'ACHIEVEMENT', // generic achievement notification, details inside `notification.data`
   'DROP_CAP_REACHED',
 ];