Ataxx
Ataxx is a board game first appeared around 1990 as an arcade video game by Atari.
The game play is similar to that of reversi.
Two playres take turns places pieces on a 7x7 board. The board may be of several diffirent configurations, by having certain square filled (not playable). In the starting position, each player has two pieces of his color arond the 4 corners of the board. Player take turns placing pieces on the board by moving one of his pieces to an adjacent square. If moving to a neighboring square, the original picees remains on the board. If moving to a square one neighbor away, then the original piece is removed. After the move, all neighboring enemy's piecese becomes your pieces.
The game ends when the board is filled. The one with more pieces win.