Add new poses
Start with a clean file
Your scene should be empty once you start applying poses/anim clips. Delete any poses/anim clips in the visor (character clips/ character poses)
Import pose to the character set
Open the visor and go to the Unused Poses tab. Press RMB -> File -> Import Choose the pose file (comba_pose.ma or idle_pose.ma in the proguard/clips folder) Activate character set Open the trax editor. Window -> Animation Editors -> Trax Editor. Click the icon with a red stick figure and a + to active the character track. Go back to the visor and drag(MMB) the pose in the unused poses tab from the visor to the citywatch_body track in the trax editor.
Apply pose to animation
The pose is now attached to the character set and you can delete the pose clip from the trax editor and in the "Unused poses" tab in the visor. Go to frame 0 and RMB -> Apply Pose on the pose file in the visor (Character Poses tab) If you have autokey turned on it will key the whole pose, otherwise select a controller and set a keyframe which will also set keys on all the controllers for the new pose.