Tomb robbing: I was Buried alive in the Mausoleum of the First Emperor, I Get Stronger by Looting Corpses

by Thinker

Yang Yi, a craftsman tasked with constructing the grand mausoleum at Mount Li for the First Emperor, finds himself thrust into a dire fate. By order of Hu Hai, he is entombed alive within the subterranean palace. Yet, fortune turns as he awakens a Tomb Raider System, granting him extraordinary abilities. — Description from novelcodex.org