Emperor of Heaven Reverse's tone was quite domineering. He called the immortal from the Yan Family by his name directly and with disdain. It seemed that the Emperor of Heaven Reverse could defeat Yan Tiangang with no pressure at all.
Yan Gu was a bit dispirited since he was faced with a mighty warrior from the Divinity. The Emperor of Heaven Reverse mentioning Yan Family's progenitor warrior by name made Yan Gu more weak-willed.
That being said…
The invasion had been done and lives had been lost. He could not leave the endeavor unfinished.
When decisions of invading the Heaven Reverse Universe were made, Yan Gu already knew that this was a place protected by the Emperor of Heaven Reverse. The Yan Family Patriarch reported to Yan Tiangang who was not worried at all. He told the Yan Family to do as they want and needn't fear for the Emperor of Heaven Reverse…