（システムメッセージ）

Clear all quests in the Aurum Alley event and you'll naturally obtain this achievement.

"Delivery Dynamo" could refer to a highly efficient and energetic delivery service or individual. It could be used to describe someone who is exceptionally good at making deliveries, whether it's food, mail, or any other type of goods. Alternatively, it could be the name of a delivery service that prides itself on speed and efficiency. Funnily enough, there is a delivery company from California named Dynamo Delivery LLC, which preaches reliable, fast, and worry-free shipping.