What Can You Do If You Travel Through Time and Become the Strongest Immortal's Fat House?

After Xun Tian traveled through time, he became the first of the three supreme immortals in the Phantom Continent. However, it was of no use. "I've had enough of a world without games, fat house happy water and island country educational films!" So, this technical nerd embarked on a journey to change the world. (Non-traditional upgrade-style fantasy is considered farming... Right?)