Blood and Fists (d20 OGL Martial Arts Roleplaying)

Blood and Fists brings the action of the Martial Arts genre into your Modern d20 System game. With new advanced classes like the Martial Arts Master, the Contemplative Master, and the Badass Barroom Brawler, Martial Arts Styles from around the world, and over 100 new feats, rules for Ki, Pressure Points, Zen Mastery, and other mystical abilities, Martial Arts Modern gives you everything you need to bring exotic fighting styles to your game.

From Aikido to Zen, Blood and Fists has it!