Time Travel: I Am the Bull Demon King!

My self-introduction during the first few days of time travel is as follows: My name is Li Erniu. I am an honest, hard-working and conscientious Tauren artificial soldier. Although my limbs are well-developed and my mind is simple, I have no outstanding combat ability. My self-introduction after traveling thirty years is as follows: I am the commander of the Pure Love War Bull Legion, the chief of the Tauren tribe, the king of the beast tribe, the successor of the Vajra Sword Saint, the prince of the elves, the terrifying god-killer, the friendly neighbor of the devil, the savior of mankind, the big brother of the dragon god, The wise instructor of the Berserker clan, the conqueror of the Emerald Continent, the confidant of the Metal clan, the super purchaser of the Dwarf clan, the financial giant of the Alliance Chamber of Commerce, the honorary red archbishop of the Church of Light, the honorary elder of the Dark Council, the cleaner of the Temple of Martial Arts... Cross out the above. "I am the Bull Demon King!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.