First click the board to randomize the setup. Click an empty position to place your man.
A move consists of orthogonally walking in a straight line until you encounter a wall or your own footprints. In this case you can turn 50 degrees (left or right) to either side.
Your goal is to walk as many steps (make as many moves) as possible without getting stuck.
When SmartMoves is activated, you simply click the target position to move your man. Activate it via View/Options/Board/SmartMoves.

You lose if you are stalemated.

Variants 1 - 10: A certain number of blocks (5, 10, ... 50) are dropped randomly.
Variants 21 - 60: in these variants each player has up to six men.
All variants are interesting to play against the computer as well!