That's planet Earth, papa... Freeza's family comes for revenge

Plot:

A year has passed and still Goku has not returned to Earth. However, it is revealed that Frieza managed to survive his battle with the Super Saiyan, has been rebuilt into a cyborg by his father King Cold, and is heading towards Earth, intending to exact revenge on Goku. The rest of the Z Fighters gather to defend the Earth from Frieza, despite knowing that they don't stand a chance without Goku. However, as soon as Frieza, King Cold, and their army of foot soldiers arrive on Earth, they are met by a mysterious teenager wielding a sword, who claims that he's come to kill them.