743 Sky Fiend Fire Spirit Fruit

Fire Bird King's graveyard was vast, and the open land was merely its center. It was only halfway to White Sheep King's island.

The open land in the center was quite hot in itself. Fiery Qi would assault foreigners once in a while in the shape of various birds. However, after crossing the open land, Ye Chen discovered that the temperature was still increasing, rising from one thousand degrees to two thousand.

"The temperature before could already melt steel, but the temperature now can almost melt low grade metals."

Metals were also divided into grades. Low grade metals could be forged into low grade artifacts and were extremely hard. The metals below low grade could only be forged into ordinary tools.

Murong Qingcheng said, "Lava ahead…It has a passage going down."

"Lava…no wonder!"