This game is also called Othello.

Players take turns placing discs of their assigned color.
During a play, any discs of the opponent's color that are in a straight line and bounded by the disc just placed and another disc of the current player's color are taken.
They are turned to the current player's color.
There must be at least one disc taken for the placement to be valid.
The object of the game is to have the majority of discs of your color when the last move is performed.

Many settings:
- autosave
- statistics
- unlimited Undos
- mode Easy, Normal, Difficult, Nightmare