Mr. Ho 

Mr. Ho is a one-shot manga, drawn by Akira Toriyama, featuring a Yamucha-like character as the protagonist. It's story is similar to Dragon Ball`s Red Ribbon Army Saga. Mr. Ho is seen wielding a bazooka, much like Yamcha in the beginning of Dragon Ball, and defeats the entire army in the same manner Goku defeated Red Ribbon Army. This one-shot also features Bulma-like character.