Sonic Colours announced, has our hero saving aliens

SEGA has announced Sonic Colours for Wii and DS, which tasks the blue one with saving an alien race from Dr. Eggman in a sci-fi themed amusement park.

Here's the story description:

A unique playground has been seen orbiting the planet of Sonic the Hedgehog. Some rumors speak of an alien race called wisps, with a rare colored energy, which is now imprisoned here, by the evil Dr. Eggman. Sonic, once arrived on the planet's entertainment, you can use immediately made aware of this rare power to help colored wisps in the escape.

In it, the aliens are able to free their "Colour Power" so it can be absorbed and used by Sonic to drill, in order to create new roads, or go through "the whole internship at supersonic speed".

Lots of power ups are promised.

The Wii version of Sonic Colours combines 2D and 3D gaming, while the DS version will make use of the handheld's double-screens

Slated for the end of the year, you can check out a teaser trailer for it through here.