Martial Arts is handled differently than other Qualities because of the number of options it offers which is different from how other Qualities work. This article describes how to work with Martial Arts.
Select Your Martial Art
On the Martial Arts tab, click the Add Martial Art button.
This will present you with the list of Martial Arts that you can add to your character. Select a Martial Art to add, then click OK.
Once the Martial Art has been added, you can adjust its Rating by using the Rating field shown beside the Martial Arts list. Each Rating costs 5BP which counts towards your Positive Quality BP total. In the screen shot below, you can see that the 10BP for Karate Rating 2 now appears in the Positive Qualities total.
Select Your Advantages
Each Rating in a Martial Art allows you to also select an Advantage. To add an Advantage, select the appropriate Martial Art, click on the drop down arrow on the Add Martial Art button, and choose Add Advantage. You can also just right-click on the appropriate Martial Art and select Add Advantage from the pop-up menu.
Select the Advantage you would like to add, then click OK.
Select Combat Maneuvers
Characters with Martial Arts can also select Combat Maneuvers. Combat Maneuvers do not count towards your Positive Quality BP total but still cost 2BP per Maneuver. This BP total is shown in the M.A. Maneuvers section of the Build Point Summary tab. To add a Maneuver to your character, click the Add Maneuver button.
Select the desired Combat Maneuver, then click OK.
The end result should look something like this: