The German auxiliary cruiser Atlantis (HSK 2), known to the Kriegsmarine as Schiff 16 and to the Royal Navy as Raider-C, was a converted German Hilfskreuzer (auxiliary cruiser), or merchant or commerce raider of the Kriegsmarine, which, in World War II, travelled more than 161000 kilometers in 602 days, and sank or captured 22 ships with a combined tonnage of 144,384. ''