d.d. (wario land)
Members of Captain Syrup's Black Sugar Gang, appearing in Wario Land: Super Mario Land 3 & Wario Land II.
They are anthropomorphic ducks that carry around boomerangs as a weapon. They wear a striped bandana on their head, a red bandana around their neck, goggles, and a long sleeve black shirt.
Japanese sources give no clarification for what "D.D." stands for. In the English manual it stands for "Dangerous Duck".