Fusion
[What is a Fusion Crystal?]
[Comprehensions require the body to be shaped and warped, only this way can it provide amplifications to one's stats. As such, it is extremely difficult to Comprehend a second Comprehension after having already mastered one, because it will often require altering and changing the first.]
[In order to avoid this, one must use a Fusion Crystal, a magical item capable of allowing the fusion of a second Comprehension.]
[Feed a Fusion Crystal Genes and it will help you to complete the process and maybe even give you a pleasant surprise]
Sylas smiled a bit bitterly. It seemed that this wasn't much of a reward at all. It was just a ticket to get him to do more work. It seemed he would have to gather up the Genes he needed once again. Another hunt would begin.
'Let's see, then.'