Tác Giả: Julien Selz
Nhà Phát Hành: United Square
There are 12 tiles with 4 colors red, blue, green and yellow for each of 4 players with his color on backside.
In his turn player places the tile on the 5x5 grid gameboard so that all colors of the adjacent tiles fit.
Object is to form squares of the own color while preventing others to do so.