Black Star Dragon Balls

The Black Star Dragon Balls are the fourth and last type of Dragon Balls.

Appearance
They are the same size as the Earth Dragon Balls and looks simmiler to all the others with one difference: the Stars in them are black.

Powers, Skills & Abilities
Like the other three Dragon Balls, they have the power to call an Eternal Dragon when all 7 are gathered to make a wish.

However there is one consequence unlike the others, if they are not absorbed or brought to Earth in One Year, the Earth from Universe 7 will blow up.

It is also said that they are stronger then the Earth or Namekian Dragon Balls.

Users
Anyone.