He needs the world to transform him into a dragon because that's the only way for him to convert from being a cultivator to being a world king. He also needs the world to have dragons so that he can use their symbols of authority to create his Divine Metacs.
He needs the symbol of authority of dragons because he has studied dragons extensively and is confident in using their symbol of authority to create the foundation of the Domination Pathway. No other race will do.
In fact, it will be best if there is a dragon king in Oceania. After all, a dragon king is the epitome of dominance.
However, he will work with whatever he can get. At this point, he has become too desperate for freedom.
So he has great plans, and he has an inkling that he will need all of the lifespan that he can get. This is why this sudden conflict is a problem he can't afford at all.
