Legendary super saiyans

The only one capable of this form is the one and only Brolly, because he is the legendary Super Saiyan. Brolly is the son of the low level Saiyan, Paragus. Brolly is part of the legend which only takes place every 10.000 years that an extreme strong baby was born. Brolly appears in the movies and not in the series. His normal state is Saiyan but he can easily transform.
The ones who achieved this goal are: Brolly