Cultivating to Godhood, Starting as a Shadow

Ye Xun, the King of Assassins, transmigrates to a vast world of immortals and martial arts. His shadow merges with an old, battered XP System from Earth, and his life of cheating his way to the top begins! Peerless genius? A mighty overlord? Watch out. Don't let my shadow touch you, or... Copy! Copy everything! Your talents, your comprehension, your gear, it will all drop!