"General Blue Commences His Assault!" (攻撃開始！ ブルー将軍 Kōgeki Kaishi! Burū Shōgun) is the seventeenth chapter of Dragon Ball SD.
As Goku, Bulma, and Krillin continue their undersea search, they come under attack by General Blue's forces! Forced to flee into the cave system that apparently holds the next Dragon Ball, they must outrun the Red Ribbon Army, all while avoid deadly booby-traps….