====== Xubus ====== [{{ :wiki:xubus.png?nolink&200|Xubus}}] **Xubus** (pronounced as %%[%%z-oo-boo-s%%]%%, plural //xubusei//) is a polyomino. It is defined as as a line of 5 squares, with two more squares attached to the first and third squares of the line. Because it consists of 7 squares, it is a heptomino. The shape is used in the game of [[Yontel]].