Just now, in three days, he inhaled twenty old turtles. As expected, the five elements of the spirit in these old turtles are quite enough, which is comparable to the five elements of the four or five hundred immortals.

it's equivalent to three days. After 20 old turtles are sucked, it's equivalent to ten years of practice in the dragon vein area.

Ye Chu had to rest for three days in a row. The old tortoise he had brought from the other side had almost sucked. There were only four or five left.

the older the old tortoise is, the more powerful the five elements' aura is. It seems that...