A computer game of roles resembles the Pen & PAPER game of roles in as much as one plays different characters, whose characteristics through determine numerical values are determined. There is however with few exceptions no play leader, instead an action process was played, for that by the developers given. computer games of roles is a subspecies of Adventure plays for play consoles and computer they to draw by a complex action in a devised world out, is offered the possibility one or more characters (like fighter, Magier, thieves) to equip and these in the play process experience collect to let, so that they specialize within their ranges ever more strongly. The pronounced character development system differentiates games of roles from normal Adventures. In the play process it applies to deny depending upon priority of the play developers, fights and to solve mystery (Quest called). Besides the player can dive deeply into the fiktionale world and attain background knowledge over her, which provides the largest atmosphere and complexity in the computer game world for this kind of plays. The likewise more or less extensive set of rules (e.g. Dungeon and Dragons, many computer games of roles use in addition, own systems) is calculated, after the success or failure of each action and which in the material played game of roles by the play leader is supervised and implemented, is left thereby depending upon play more or less hidden and to the program.