Oh I never realized that his skills don't carry over from worlds. So how does he get stronger in them? Is it just the origin points that he carries over or his cultivation level?
That is one hell of a quest he was given. Winning the championship is one thing but threatening a technologically far superior nation into retreating over one martial artist seems ridiculous.
it is said in the way back chapter that not only nirvana finger can heal but it can also powerup like he did on his father in the 1st realm travel then why don't he continuously use it so that he can powerup?