It has been three years since Goku left with Shenron. Vegeta now leads the Z Warriors. Piccolo was aloud in Heaven again, where Goku also resides. Unknown to them the gateway that Piccolo helped create between Hell and Earth has been discovered by King Vegeta in other world who rallies five other Saiyans to return with him to Earth: Broly, Raditz, Nappa, Turles, and Bardock. Upon arrival they are sensed and shocks the Z Warriors. Then the Z Warriors go and attack with a surpise all the Saiyans can go Super Saiyan 2. Eventually, the Z Warriors win.