All Heavens Are Simulated, and Others Can Be Freely Transformed at the Beginning

Zhou Xuan travels through the fantasy world and obtains a simulator of the heavens. Every time you sign in to a location, you can conduct a life simulation in the heavens. After the simulation is over, you will not only have a lifetime of practice experience, but you can also choose skills, powers, treasures, mythical beasts, etc. [Sign in the library, you become a mortal, accidentally fell into the valley and learned the "Freedom of Transformation", you are coveted by the strong, and you die together with him] The simulation is over and the "other-transformation-free method" is obtained; [Sign in the Black Prison, you will be reincarnated as a descendant of the Yang family, break into the King of Ten Thousand Realms, and be besieged by the "Future Ones" and the "Eternal Ones" and die] At the end of the simulation, you will obtain "Three Thousand Physique"; [Sign in the foreign capital, you will be reborn in ancient times, achieve invincible combat power, kill the immortal king 'An Lan', refine the corpse into an old slave around you, and finally be sniped on the road to becoming an emperor] The simulation is over and the corpse slave "An Lan" is obtained; … After signing in countless times, Zhou Xuan suddenly realized that he seemed to be invincible!