Game Components: A 45 card Stroke Pack. A 14 card Service Pack. A miniature Lawn Tennis Court A wooden tennis ball. Summary cards (4) for selecting cards to be played. Rule Book. From the Rulebook: Wimbledon has been devised by lawn tennis experts as the first ever realistic lawn tennis card game. The scoring and object of the game are exactly the same as for a real game of tennis. The rules as to which shots can be played are based on the principles of tennis as played by good players.