C35 Fusing with the Two-Headed Devil Dog 

"Bloodline seal?"

Yang Tian studied the seal of the Twin Dragon Ancient Mirror on the back of the Brain-Eating pig.

The bloodline seal was not a very powerful seal. It could be broken as long as one found specific blood.

The Twin Dragon Ancient Mirror required dragon blood to break the seal.

Yang Tian remembered that Chen Ann had killed a Level 3 Earth Dragon in his previous life