You know many techniques and special martial arts. A long series of different ways to punch or kick. You could even use martial arts to manifest energy beams or create weapons. This is extended to your Way. You can use the various martial arts you know and apply your Way to them. With the Way of Death, you could shoot lasers that apply the Concept of Death, with the Way of Damage you could create attacks that ignore any form of defense. You can mix and match how your Ways are expressed.
Act as One
You can combine every skill, martial art, and technique you know into a single comprehensive art. You can use multiple different ways at the same time, stacking them on top of each other simultaneously.
Defensive Stance
Through your Way, you reduce the effects done to you. Lethal curses become mild sickness and the Concept of Death becomes major injuries. It could be seen as minimizing the damage done to you passively.
It Just Works
You can use the most unusable of items as highly efficient weapons. It doesn’t matter how inefficient or terrible the technique is, you can use it beyond maximum potential. The more similar techniques you have the greater in power.
Arena
Putting your willpower into the area around you. You can interact with the very location and alter the rules of how the world works. Replacing it with whatever you so desire, the more Ways you possess the greater in power and range it will become. With enough Ways it can even apply special effects based on them once they become self-sufficient.