Laser Squash Glove and Ball
Laser Squash in The Diffys era is a bit of a sport type game similar to the game of handball but more futuristic, Phil is a natural at the game and loves to play it with his father, it also becomes a triditional thing for famliy to play the game.

The server has control of the Glorb, and the Reciever sets the Dimisional perimeters with his Plork. After that its basically tennis.