The Spell Arts Xu Changxing had exchanged for came in all varieties: the first part of the Skylord Art for combat, the Brief Discussion of the Dao of Alchemy explaining Pill Refining, and the Star-Gazing Art, which discussed the art of divination.
In truth, he simply did not have enough energy to cultivate so many Spell Arts at once.
He merely wanted to obtain more cultivation techniques while simulations were still cheap.
By the time he finally prepared to stop simulating, he had spent over a hundred Middle-Grade Immortal Essence Stones.
Only then did he begin choosing among these cultivation techniques.
The first he eliminated were skill-based Spell Arts such as Pill Refining and artifact forging.
The only reason he had studied Pill Refining before was to earn Immortal Essence Stones.
Now that he had enough Immortal Essence Stones to spend freely, there was naturally no need to waste time on these Spell Arts.
Besides those, he also temporarily set aside the divination Spell Arts.
It was not that he did not want to learn divination, but that such Spell Arts were too complicated. He felt he could not find even a loose thread to follow, so he could only shelve them for now.
After some selection, he finally chose two Spell Arts that he needed to cultivate as soon as possible.
They were the Essence-Binding Art and Heaven and Earth Shift, the first two he had exchanged for.
Of these, the Essence-Binding Art was the Spell Art he needed most at his current stage.
Heaven and Earth Shift, meanwhile, was quite compatible with his talent for Body Tempering, allowing him to achieve twice the results with half the effort.
Moreover, Heaven and Earth Shift would be very useful when he encountered danger.
Over the following month, Xu Changxing devoted