Seeing the two men reach the barrier, Velin waved his hand and sent two streams of energy into them, helping them break through.
Upon reaching Silver Intermediate, both men began absorbing the blood energy much faster.
As time passed, the mass of blood energy grew smaller, while their strength increased ever faster.
Three hours later, the blood energy was exhausted. Together with the eight bottles of magic potion they had taken, it had stabilized both death-row prisoners at high-rank Silver.
Twenty low-rank Silver demons had yielded two high-rank Silver professionals. In terms of numbers alone, it was a losing trade, but from a practical standpoint, it held great significance.
"Take them away."
The two magic puppets standing nearby stepped forward, reattached the chains to the collars around the prisoners' necks, then led them outside like dogs.
Both prisoners cooperated fully throughout the process.
"Master, could you explain the ingredients of this magic potion to me, along with the cost of brewing a bottle?"
"Of course."
Kaleiya nodded at his request and raised a left hand, bringing an experimental journal into view. Skipping the records of failed experiments, Kaleiya flipped straight to the final few pages.
"Thirty-five experimental batches ultimately produced the first draft of this potion formula."
"One Holy Thorn Fruit, Bronze-tier, five gold coins."
"One iceflower tree leaf, Silver-tier, five gold coins."
"One blackpetal flower petal, Bronze-tier, one gold coin."
"One flamebreath fruit, Silver-tier, one hundred and twenty gold coins."
"One featherscale fruit, Silver-tier, one hundred and sixty-five gold coins."
"One stalk of Star-Tear Ambergrass, Silver-tier, one hundred and twenty gold coins."
"One pair of red ant antennae, Bronze-tier, four gold coins."
"One runemark flower, Bronze-tier, forty gold coins."
"Fifty grams of Silver-tier demon bone powder, Silver-tier, fifty gold coins."
"These ingredients cost five hundred and ten gold coins