Dragon Ball Z Movie 05: Tobikkiri no Saikyou tai Saikyou

Gokuu, Gohan, Kuririn, and their friends are enjoying a peaceful camping trip when a squad of alien fighters attacks without warning. Their leader is Cooler, Frieza's older brother, who has come to Earth to avenge the defeat that disgraced his family.

Gokuu is badly wounded protecting Gohan, forcing the others to hide while Cooler's armored squadron searches the area and tries to finish the job. Once Gokuu recovers, he faces an enemy capable of transforming beyond Frieza's final form. Cooler has come to prove which brother was truly strongest, and he intends to erase Earth along with the answer.