Role Playing Games (rpg's) are games where you take on the persona of a character in a fictional world and gain additional powers as the game progresses. Many role playing games are Massively Multiplayer Online Games, so check that section as well for many more RPG's.

Barkley, Shut Up and Jam, Gaiden:

In this game, you take on the role of basketball star Charles Barkley in a futuristic world where basketball has been outlawed.

• Barkley, Shut Up and Jam Site

Progress Quest:

As far as we know, this is the world's only free zero player game! You create a role playing character, then after your character is finished, you turn him loose in a fictional world where he plays by himself according to his strengths and weaknesses. One of the few games that you can play WHILE playing another game!

• Progress Quest Web Site

Wolfenstein: Enemy Territory:

This online multiplayer team-based game has RPG elements although not a full RPG. It is set in World War II and features advanced 3d graphics.

• Splash Damage, Wolfenstein: Enemy Territory Web Site