The most important concepts which Rogue contributed to modern games are: - Abstract/symbolic representation over realistic/literal graphics - Systems (without

The most important concepts which Rogue contributed to modern games are: - Abstract/symbolic representation over realistic/literal graphics - Systems (without documentation) as a primary aspect of play - Procedural content generation - Permadeath Permadeath is the least novel of the concepts, but it is key to the effectiveness of the others. Permadeath adds drama and stakes to the player's experiments with the game's systems, and adds importance to the results of the procedural content.