Doragon bôru Z: Kyokugen batoru!! San dai sûpâ saiyajin

The death of Dr. Gero at the hands of Androids 17 and 18 prompts the activation of Androids 13, 14, and 15. They try to kill Goku, who fights them with the help of Trunks, Piccolo, Vegeta, Krillin, and Gohan.