Lex heaved a little, and swung his right arm in the air, as if trying to stretch out his muscles. Inferno Blade was not a single attack, but a collection of six attacks, each one adding fire component to the attack.
The one Lex had used right now was the only long-range one he had learnt so far. It could not be mastered without knowing at least some basic sword intent, as it relied on the intent to carry the attack forward.
Of the six, Lex immediately learned the first three, as if they were completely natural. The next three however…
Lex was used to studying. He'd been home schooled and then went to college. After he became a cultivator, he studied all kinds of things, as he was aware that he lacked a foundation in them. One could even say he was good at studying, especially now that his brain had undergone a few upgrades.