C554 Death Without Rebirth

With the 'Great Thousand World' book, Tieh Tu's attainment in the side techniques was pretty good. From astronomy to geography, to finding the dragon's den, down to where the Three Hells of the Cunning Rabbit was, he basically knew everything.

So when he saw Iron Muzhen, who died more than 700 years ago, still being able to keep his corpse lifelike after he died