Object : stalemate your opponent. 
 
You play as Red against Black on a 8x8 board.
In each move you place a 2x2 square or a 3x3 square. (In variants 4, 5 and 6 you may also place a 1x1 square.)
 
To place a square click the top left corner first, then the right bottom corner. To place a 1x1 square click the same square twice.
The player who cannot move anymore loses.
There is also a variant with random obstacles (variant 7).
 
Variant 2: played on the 10x10 board.
Variant 3: played on the 12x12 board.
Variants 4, 5, 6: 1x1 squares allowed.
Variant 7, 8, 9 : as variant 3, but with random obstacles. Certain squares are already occupied. The number of obstacle depends on the variant.
 
 
Related Zillions Games are 'Sticks', 'Sticks Dia', 'Sticks For Two', 'Sticks Ortho', 'Crosscram' (=Domineering) and 'Documenta'.
 
More freeware as well as real puzzles and games at my homepage http://karl.kiwi.gen.nz.