Thunder techniques—or rather, the Five Thunder Technique—were one of the Dao School's most iconic methods.
There were thunder techniques generated from within the body, using the five qi in one's chest to transform into five thunders, and there were five thunders attuned to heaven and earth: Heavenly Thunder, Earthly Thunder, Water Thunder, Divine Thunder, and Demon Thunder.
Of course, there was also the summoning-type thunder technique: drawing talismans, setting up an altar, and calling upon the Gods of the Thunder Department to strike.
Setting aside that last kind, which Adam had no need to learn, the first two types of thunder techniques were both within Adam's professional field. Thunder, as a method, had been something he had mastered proficiently back at Hogwarts, mainly because it looked cool.
"The thunder technique I can use in this world now comes from the order governing heaven and earth. It counts as Heavenly Thunder. Its power is secondary; what matters is that it can carry a portion of this world's lightning tribulation laws."
Adam snapped his fingers, extinguishing the lightning.
"If I undergo a few more lightning tribulations and properly study how this world's tribulations are constructed, couldn't I just craft lightning tribulations with my bare hands?"
Heavenly Thunder was lightning that upheld the order of heaven and earth, part of the operation of its laws. It could not be used casually—but this world had no true heavenly court overseeing those laws, so no one would stop Adam no matter how he used it.
When the time came—whether or not he could deal with the Flawless Great Emperor was hard to say, but Adam truly would not need to treat the Forbidden Zone Supremes as people.
This world might not be able to produce an immortal ascension tribulation, but could it not produce an