登場作品：
Hamlet
“Royal-key.”
“I just have to find out what it locks.”
“Is key.”
“A key to trinkets.”
“PASSKEY”
“A key. But to what?”
“What do you think this opens?”
“This seems rather ornate.”
“Theoretically, it fits a lock somewhere.”
“A key for which to open treasures.”
“It's a key to open stuff.”
“Wonder what it opens.”
“It must unlock something.”
“Argh! 'Tis fer tha'treasure?”
“WHATFORE IT OPEN-ETH?”
“Little key”
“Locks and keys. The cornerstone of every good adventure.”
Royal Gallery Key（ロイヤルギャラリーの鍵）はダウンロードコンテンツ「Don't Starve: Hamlet」に登場するアイテムです。
Regal Scepter、Royal Crown、The Blue Sow、The Jeweled Truffleのいずれかをブタの女王に与えることでロイヤルギャラリーの鍵に交換してもらえます。これはロイヤルギャラリーの展示品の鍵を解除するために使用できます。