It Is Obvious That the Explosive Troops Are Invincible, but There Are Immortals Making Trouble

I've traveled through time and become the prince of Beiliang, and you still don't let me enjoy it? What? ! The emperor wants to kill me? Fortunately, I kidnapped the little princess to be my undercover agent. It's just... Is it still too late for me to practice martial arts? Forget it, no need to practice martial arts, anyway, the number of soldiers increases by one every second. What? ! You said there are immortals in the sky? ! Traveling through another world, Ye Feng, who was about to be crowned king, was expelled from Beiliang...