The standard in-game currency used in [[Arknights]], depicted as blue colored bills (sometimes stamped with the [[Great Lungmen logo]]). Abbreviated as "LMD".

In-game description: [i]Since the financial crisis, economic decline and political instability have stood in the way of trade. The widespread circulation of Lungmen Dollars has allowed for some recovery in the business world.[/i]
龍門幣 龙门币