Your objective should be to raise a single character to level 30. There is great meaning in accomplishing what is difficult. To find your answer, you must set your sights high.
It's about time you cleared Survival Mode on normal difficulty. You know what happens if you refuse, don't you? Let's just say the only way you live is if you keep on winning!
Achieved three consecutive victories in Ranked Matches, have you? It appears you are getting a handle on your power. Maintain your modesty, and focus on your training; the path ahead is long.
So you wish to learn Yoga? If that is truly the case, then first you must complete the Character Story with all characters. There is great merit in walking each of their individual paths.
There is a power that resides deep within you. If you wish to know what that power is, trigger a V-Skill 100 times. Do so, and that power will belong to you.