Inside the translucent tube was a frozen colorless material that emitted extreme coldness. Even looking at it would make one feel frozen to bones.
As Lucien was casting the spell, the material in the tube started to boil and the tube seemed that it was going to break at any time.
Seeing this, Rudolf II slightly shook his head. He knew what Lucien was going to do, and he also knew the greatest problem with this spell —The chanting time was too long, so long that he could easily break it off.
The pages of the book behind him turned its pages and threw a deceleration spell at Natasha. Meanwhile, Rudolf II flew to the other direction and left the range where Lucien's spiritual power was locked on.
Rudolf II had seen Lucien cast this spell, Snow Goddess' Whip, before. He knew what the advantages and disadvantages were.