Chaos Power was unique to the Doom Race. James did not know how the Dooms cultivated Chaos Power. In his case, he needed to comprehend the various Paths of heaven and earth to generate pure Chaos Power.

He cultivated Chaos Power assisted by Thea’s machinations. However, it was not pure Chaos Power yet. He slowly explored and integrated the various Paths of heaven and Earth into his Chaos Path, which allowed him to perfect his Chaos Power.

James did not hold back anymore since it now came down