Modern Monks is a retro-clone inspired role playing game with a focus on martial arts in the preset day. The rules of this game are designed to emulate the second edition of one of the world's most well known fantasy games. It can be used for campaigns focusing on gritty realism or the over the top super moves found in video games and anime.
The Game Master Guide includes the following:
Guidelines for starting a Modern Monks campaign
Information on running martial art tournaments and Urban Fantasy campaigns
Sample non-player characters
Guidelines for using Modern Monks with the original game it is based off of