There are 2 types of keys, and Golden. The keys open the silver chest and golden chest. Silver keys are much more common than golden keys. Keys can often be seen as rewards for completing event tasks, normal quests, destroying Barbarian Forts, and openable items such as Bone Necklaces. The chests can reward many items (with varying probabilities, as shown by tapping the i icon in the Tavern menu), such as:

Item Silver Key.png

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