Destroying runes is a powerful skill, which can cause high fatal damage to the enemy and produce group damage effect. The higher the hero's own mental method, the higher the damage to a single target, and everyone around the target will suffer continuous flame damage.
Yuanyang Daoism can improve the hero's defense and attack power, thus enhancing the overall combat effectiveness.
Therefore, if you are more inclined to attack, you can choose to learn the rune of destruction; If you are more defensive, you can choose to study Yuanyang Daoism.