Slug

Dr. Raichii is the only Tsufurujin (the race eradicated by the Saiyajin many years ago) thought to have survived. He now is going to take revenge on the only surviving Saiyajin still alive, Goku and Vegeta. He uses machines that emit destron, a gas that will destroy all life on Earth. Now the the Z warriors only have 72 hours to find and destroy Dr. Raichii. by ANN

A giant planetoid looks like it's going to hit the earth, yet explodes just before it makes impact. The inhabitants of the planet, a group of space-pirates, land on the Earth in their little ship to terraform it and use it as a new home base. They are a bunch of horned, sun-sensitive oddities led by Lord Slug--a strangely familiar green alien. Slug learns of the Dragonballs by…