According to the press release:
Urbanix is an enhanced version of decades-old arcade hits. Player controls a tiny little tractor that has to build a town on an empty field in a given time, while avoiding the enemies. Players are welcome to complete 150 levels from 3 locations, with different gameplay mechanics and visuals. With such a variety, there will be hours and hours of faced-paced pure arcade fun!
Gamers can also download a demo of the game from the WiiWare shop to try it out for themselves first.
In the meantime, enjoy the pictures: