C121 Lightning emperor's inheritance

"Thunder Explosion Armor?"

Qin Feng felt a violent Qi coming out from the scripture, his body felt like it was being electrocuted, it was extremely numb.

"Is that an Earth Rank Cultivation Method?"

For example, mixed vital energy, or this Thunder Explosion Armor, both could be upgraded continuously, with no limit.

"It's starting from the high-rank earth-step product. That means