In truth, any techniques or divine abilities Chen Fan considered worth spending battle tokens to exchange for were bound to be exceptionally powerful secret arts.
Techniques like Thunder Roc Phantom Body and Seven-Kill Sword, which did not even involve the power level of the Great Dao, could be borrowed and cultivated for free.
Divine abilities and techniques involving the Great Dao generally came with far greater requirements.
Although Chen Fan had yet to comprehend a Great Dao, his sights were naturally set on the highest level: Immortal-grade sword Dao divine abilities.
There were seven supreme sword-art divine abilities.
Among them was the Primordial Sword Chen Fan was currently cultivating.
However, the Primordial Sword had excessively demanding requirements.
Cultivating five Daos simultaneously—aside from freaks like Chen Fan, ordinary people found it difficult to master.
Moreover, the Sacred Hall only possessed the cultivation method for the first nine levels of the Primordial Sword. It barely reached the threshold of the Great Dao and was several levels behind what Chen Fan had mastered.
Yet even with only nine levels, it was not something ordinary people could cultivate successfully.
Cultivating five Great Daos at once was simply far too difficult.
Chen Fan's gaze shifted as he looked over the other sword arts, and soon his eyes flashed.
"Huh? The No-Self Sword Art is also an Immortal-grade sword art?"
Luo Caiwei had once said that the sword art she cultivated was called "No-Self," and that she had learned it from her master, the Sword-Obsessed Venerable.
This sword art could only be purchased level by level.
Moreover, one had to meet the requirements and reach the standard in cultivating the previous level before purchasing the next.
The first level cost ten battle tokens, the second cost twenty. The first two levels did not consume much, but