The lore book actually does discuss the DRG job in detail, and covers the specifics on how each and every move is used. Iirc, all of the HW skills are done with the Eye's power and special attention is given to Blood of the Dragon, Geirskogul, and Dragonsong Dive.

The WoL in particular, is noted to be exemplary even among Dragoons. They were able to combine other techniques with the Dragoon skill set (by cross classing basically) to enhance the art to previously unseen levels