diff --git a/website/common/locales/en/gear.json b/website/common/locales/en/gear.json
index bb52ef5629..7e9634ab9c 100644
--- a/website/common/locales/en/gear.json
+++ b/website/common/locales/en/gear.json
@@ -1071,7 +1071,9 @@
   "armorMystery202104Text": "Downy Thistle Armor",
   "armorMystery202104Notes": "Soft on the inside, spiky on the outside, stylish everywhere! Confers no benefit. April 2021 Subscriber Item.",
   "armorMystery202106Text": "Sunset Tail",
-  "armorMystery202106Notes": " With this mighty yet elegant tail you can cruise through warm seas all the way to the horizon. Confers no benefit. June 2021 Subscriber Item.",
+  "armorMystery202106Notes": "With this mighty yet elegant tail you can cruise through warm seas all the way to the horizon. Confers no benefit. June 2021 Subscriber Item.",
+  "armorMystery202110Text": "Mossy Gargoyle Armor",
+  "armorMystery202110Notes": "Velvety moss makes you seem soft on the outside, but you're protected by solid stone. Confers no benefit. October 2021 Subscriber Item.",
   "armorMystery301404Text": "Steampunk Suit",
   "armorMystery301404Notes": "Dapper and dashing, wot! Confers no benefit. February 3015 Subscriber Item.",
   "armorMystery301703Text": "Steampunk Peacock Gown",
@@ -1757,7 +1759,9 @@
   "headMystery202107Text": "Sublime Sun Hat",
   "headMystery202107Notes": "Perfect for enjoying but also protecting yourself from our powerful frenemy, the sun. Confers no benefit. July 2021 Subscriber Item.",
   "headMystery202108Text": "Fiery Shounen Hair",
-  "headMystery202108Notes": "You're looking super fresh, just sayin'. Confers no benefit. August 2021 Subscriber Item. ",
+  "headMystery202108Notes": "You're looking super fresh, just sayin'. Confers no benefit. August 2021 Subscriber Item.",
+  "headMystery202110Text": "Mossy Gargoyle Helm",
+  "headMystery202110Notes": "The frightening visage of this stony helm will surely repel malevolent forces or even bad habits! Confers no benefit. October 2021 Subscriber Item.",
   "headMystery301404Text": "Fancy Top Hat",
   "headMystery301404Notes": "A fancy top hat for the finest of gentlefolk! January 3015 Subscriber Item. Confers no benefit.",
   "headMystery301405Text": "Basic Top Hat",
diff --git a/website/common/locales/en/subscriber.json b/website/common/locales/en/subscriber.json
index 79a64cac38..d429a7f4e5 100644
--- a/website/common/locales/en/subscriber.json
+++ b/website/common/locales/en/subscriber.json
@@ -126,6 +126,7 @@
     "mysterySet202107": "Beachy Keen Set",
     "mysterySet202108": "Fiery Shounen Set",
     "mysterySet202109": "Lunar Lepidopteran Set",
+    "mysterySet202110": "Mossy Gargoyle Set",
     "mysterySet301404": "Steampunk Standard Set",
     "mysterySet301405": "Steampunk Accessories Set",
     "mysterySet301703": "Peacock Steampunk Set",
diff --git a/website/common/script/content/gear/sets/mystery.js b/website/common/script/content/gear/sets/mystery.js
index 4ff04c898c..ffa70f74e7 100644
--- a/website/common/script/content/gear/sets/mystery.js
+++ b/website/common/script/content/gear/sets/mystery.js
@@ -54,6 +54,7 @@ const armor = {
   202103: { },
   202104: { },
   202106: { },
+  202110: { },
   301404: { },
   301703: { },
   301704: { },
@@ -175,6 +176,7 @@ const head = {
   202106: { },
   202107: { },
   202108: { },
+  202110: { },
   301404: { },
   301405: { },
   301703: { },
diff --git a/website/raw_sprites/spritesmith/gear/events/mystery_202110/broad_armor_mystery_202110.png b/website/raw_sprites/spritesmith/gear/events/mystery_202110/broad_armor_mystery_202110.png
new file mode 100644
index 0000000000..b88ac23060
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diff --git a/website/raw_sprites/spritesmith/gear/events/mystery_202110/head_mystery_202110.png b/website/raw_sprites/spritesmith/gear/events/mystery_202110/head_mystery_202110.png
new file mode 100644
index 0000000000..59419d53ca
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diff --git a/website/raw_sprites/spritesmith/gear/events/mystery_202110/shop_armor_mystery_202110.png b/website/raw_sprites/spritesmith/gear/events/mystery_202110/shop_armor_mystery_202110.png
new file mode 100644
index 0000000000..9c8777da5c
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diff --git a/website/raw_sprites/spritesmith/gear/events/mystery_202110/shop_head_mystery_202110.png b/website/raw_sprites/spritesmith/gear/events/mystery_202110/shop_head_mystery_202110.png
new file mode 100644
index 0000000000..2225136bdd
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diff --git a/website/raw_sprites/spritesmith/gear/events/mystery_202110/shop_set_mystery_202110.png b/website/raw_sprites/spritesmith/gear/events/mystery_202110/shop_set_mystery_202110.png
new file mode 100644
index 0000000000..8c2c797002
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diff --git a/website/raw_sprites/spritesmith/gear/events/mystery_202110/slim_armor_mystery_202110.png b/website/raw_sprites/spritesmith/gear/events/mystery_202110/slim_armor_mystery_202110.png
new file mode 100644
index 0000000000..2311d3ff3e
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