The Blood Sacrifice Array was an offense-type ninth-tier array meant to deal a mortal wound on a large-sized beast within its area of effect. Apart from this, it causes status ailments such as; bleeding, curse, and paralysis. However, doing so needed an enormous amount of blood sacrifice, thus, the reason for its name.
Kyran was no longer the same ignorant kid who had little knowledge of arrays and magic. The moment Anette said the array's name, he recalled its information from a book on Array he had read.