C162 Crazy Blood Man

At this moment, both Yue Han and Fatty Chen were filled with doubt, and only Zhou Heng understood what had just happened.

The energy of the spell was nothing more than an intangible 'all-purpose material', while the 'spell' used by the black tower was the 'method' for using these 'all-purpose materials'. Since there was a method to change the energy of a spell into various forms