Mechanical God Emperor Saine had, in fact, displayed his unique fusion-rule methods more than once in the previous Dimension Wars.
These fusion-rule methods included the various Truth Arcana techniques Saine had developed and transformed after drawing upon and studying the many Daoist arts and divine abilities of the Immortal Domain Civilization, all of them perfectly suited to his own rule system.
For example, at the foremost frontline of the Dimension Battlefield, Saine would often drive the God of Machines' colossal metallic palm to unleash indiscriminate, sweeping strikes against enemy powerhouses across the vast starry expanse before him.
Some of the core Arcana employed in that terrifying move originated from certain core rule methods of Tathagata Buddha from the Immortal Domain Civilization, which Saine had happened to observe back when he was still in the Material Star Realm and remained at the Level-7 or Level-8 Dominator Realm.
Not only that, even Saine's prized Ashen Flame had acquired the distinctive power traits of the special Rule Fire once found in the Immortal Domain Civilization, thanks to its fusion with the essence of many Dao Rhymes from that civilization.
However, perhaps because throughout his more than ten thousand years in the Gear Time-Space, the Rule True Body Saine displayed most of the time had still been his most fundamental God of Machines Fusion Arcane Truth, and even on the battlefield, he had mostly fought using Mechanical Element methods.
Thus, judging from appearances alone, probably very few people could see through the fact that the core of these seemingly pure Mechanical Element Rules Arcane Truths wielded by Saine bore several hidden similarities to the Great Dao path of the Immortal Domain Civilization.
Furthermore, with the Immortal Domain Civilization yet to ascend to this Higher Dimensional Time-Space through Dimensional Hegemony, the only ones capable of